521678916

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:223

約数の個数: 216

約数和(自身を含む): 1561577472

約数和(自身を除く): 1039898556

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 41, 44, 46, 66, 69, 82, 92, 99, 121, 123, 127, 132, 138, 164, 198, 207, 242, 246, 253, 254, 276, 363, 369, 381, 396, 414, 451, 484, 492, 506, 508, 726, 738, 759, 762, 828, 902, 943, 1012, 1089, 1143, 1353, 1397, 1452, 1476, 1518, 1524, 1804, 1886, 2178, 2277, 2286, 2706, 2783, 2794, 2829, 2921, 3036, 3772, 4059, 4191, 4356, 4554, 4572, 4961, 5207, 5412, 5566, 5588, 5658, 5842, 8118, 8349, 8382, 8487, 8763, 9108, 9922, 10373, 10414, 11132, 11316, 11684, 12573, 14883, 15367, 15621, 16236, 16698, 16764, 16974, 17526, 19844, 20746, 20828, 25047, 25146, 26289, 29766, 30734, 31119, 31242, 32131, 33396, 33948, 35052, 41492, 44649, 46101, 46863, 50094, 50292, 52578, 57277, 59532, 61468, 62238, 62484, 64262, 89298, 92202, 93357, 93726, 96393, 100188, 105156, 114103, 114554, 119761, 124476, 128524, 138303, 171831, 178596, 184404, 186714, 187452, 192786, 228206, 229108, 239522, 276606, 289179, 342309, 343662, 353441, 359283, 373428, 385572, 456412, 479044, 515493, 553212, 578358, 630047, 684618, 687324, 706882, 718566, 1026927, 1030986, 1060323, 1077849, 1156716, 1260094, 1317371, 1369236, 1413764, 1437132, 1890141, 2053854, 2061972, 2120646, 2155698, 2520188, 2634742, 3180969, 3780282, 3952113, 4107708, 4241292, 4311396, 5269484, 5670423, 6361938, 7560564, 7904226, 11340846, 11856339, 12723876, 14491081, 15808452, 22681692, 23712678, 28982162, 43473243, 47425356, 57964324, 86946486, 130419729, 173892972, 260839458, 521678916]

約数ペア:

[(1, 521678916), (2, 260839458), (3, 173892972), (4, 130419729), (6, 86946486), (9, 57964324), (11, 47425356), (12, 43473243), (18, 28982162), (22, 23712678), (23, 22681692), (33, 15808452), (36, 14491081), (41, 12723876), (44, 11856339), (46, 11340846), (66, 7904226), (69, 7560564), (82, 6361938), (92, 5670423), (99, 5269484), (121, 4311396), (123, 4241292), (127, 4107708), (132, 3952113), (138, 3780282), (164, 3180969), (198, 2634742), (207, 2520188), (242, 2155698), (246, 2120646), (253, 2061972), (254, 2053854), (276, 1890141), (363, 1437132), (369, 1413764), (381, 1369236), (396, 1317371), (414, 1260094), (451, 1156716), (484, 1077849), (492, 1060323), (506, 1030986), (508, 1026927), (726, 718566), (738, 706882), (759, 687324), (762, 684618), (828, 630047), (902, 578358), (943, 553212), (1012, 515493), (1089, 479044), (1143, 456412), (1353, 385572), (1397, 373428), (1452, 359283), (1476, 353441), (1518, 343662), (1524, 342309), (1804, 289179), (1886, 276606), (2178, 239522), (2277, 229108), (2286, 228206), (2706, 192786), (2783, 187452), (2794, 186714), (2829, 184404), (2921, 178596), (3036, 171831), (3772, 138303), (4059, 128524), (4191, 124476), (4356, 119761), (4554, 114554), (4572, 114103), (4961, 105156), (5207, 100188), (5412, 96393), (5566, 93726), (5588, 93357), (5658, 92202), (5842, 89298), (8118, 64262), (8349, 62484), (8382, 62238), (8487, 61468), (8763, 59532), (9108, 57277), (9922, 52578), (10373, 50292), (10414, 50094), (11132, 46863), (11316, 46101), (11684, 44649), (12573, 41492), (14883, 35052), (15367, 33948), (15621, 33396), (16236, 32131), (16698, 31242), (16764, 31119), (16974, 30734), (17526, 29766), (19844, 26289), (20746, 25146), (20828, 25047)]