987987456

素因数分解:

$2^9\times 3^6\times {\mathrm{2647}}^1$

素因数の和:2683

約数の個数: 140

約数和(自身を含む): 2960832072

約数和(自身を除く): 1972844616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 243, 256, 288, 324, 384, 432, 486, 512, 576, 648, 729, 768, 864, 972, 1152, 1296, 1458, 1536, 1728, 1944, 2304, 2592, 2647, 2916, 3456, 3888, 4608, 5184, 5294, 5832, 6912, 7776, 7941, 10368, 10588, 11664, 13824, 15552, 15882, 20736, 21176, 23328, 23823, 31104, 31764, 41472, 42352, 46656, 47646, 62208, 63528, 71469, 84704, 93312, 95292, 124416, 127056, 142938, 169408, 186624, 190584, 214407, 254112, 285876, 338816, 373248, 381168, 428814, 508224, 571752, 643221, 677632, 762336, 857628, 1016448, 1143504, 1286442, 1355264, 1524672, 1715256, 1929663, 2032896, 2287008, 2572884, 3049344, 3430512, 3859326, 4065792, 4574016, 5145768, 6098688, 6861024, 7718652, 9148032, 10291536, 12197376, 13722048, 15437304, 18296064, 20583072, 27444096, 30874608, 36592128, 41166144, 54888192, 61749216, 82332288, 109776384, 123498432, 164664576, 246996864, 329329152, 493993728, 987987456]

約数ペア:

[(1, 987987456), (2, 493993728), (3, 329329152), (4, 246996864), (6, 164664576), (8, 123498432), (9, 109776384), (12, 82332288), (16, 61749216), (18, 54888192), (24, 41166144), (27, 36592128), (32, 30874608), (36, 27444096), (48, 20583072), (54, 18296064), (64, 15437304), (72, 13722048), (81, 12197376), (96, 10291536), (108, 9148032), (128, 7718652), (144, 6861024), (162, 6098688), (192, 5145768), (216, 4574016), (243, 4065792), (256, 3859326), (288, 3430512), (324, 3049344), (384, 2572884), (432, 2287008), (486, 2032896), (512, 1929663), (576, 1715256), (648, 1524672), (729, 1355264), (768, 1286442), (864, 1143504), (972, 1016448), (1152, 857628), (1296, 762336), (1458, 677632), (1536, 643221), (1728, 571752), (1944, 508224), (2304, 428814), (2592, 381168), (2647, 373248), (2916, 338816), (3456, 285876), (3888, 254112), (4608, 214407), (5184, 190584), (5294, 186624), (5832, 169408), (6912, 142938), (7776, 127056), (7941, 124416), (10368, 95292), (10588, 93312), (11664, 84704), (13824, 71469), (15552, 63528), (15882, 62208), (20736, 47646), (21176, 46656), (23328, 42352), (23823, 41472), (31104, 31764)]