28340676

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:282

約数の個数: 144

約数和(自身を含む): 90749568

約数和(自身を除く): 62408892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 41, 42, 52, 63, 78, 82, 84, 91, 117, 123, 126, 156, 164, 182, 211, 234, 246, 252, 273, 287, 364, 369, 422, 468, 492, 533, 546, 574, 633, 738, 819, 844, 861, 1066, 1092, 1148, 1266, 1476, 1477, 1599, 1638, 1722, 1899, 2132, 2532, 2583, 2743, 2954, 3198, 3276, 3444, 3731, 3798, 4431, 4797, 5166, 5486, 5908, 6396, 7462, 7596, 8229, 8651, 8862, 9594, 10332, 10972, 11193, 13293, 14924, 16458, 17302, 17724, 19188, 19201, 22386, 24687, 25953, 26586, 32916, 33579, 34604, 38402, 44772, 49374, 51906, 53172, 57603, 60557, 67158, 76804, 77859, 98748, 103812, 112463, 115206, 121114, 134316, 155718, 172809, 181671, 224926, 230412, 242228, 311436, 337389, 345618, 363342, 449852, 545013, 674778, 691236, 726684, 787241, 1012167, 1090026, 1349556, 1574482, 2024334, 2180052, 2361723, 3148964, 4048668, 4723446, 7085169, 9446892, 14170338, 28340676]

約数ペア:

[(1, 28340676), (2, 14170338), (3, 9446892), (4, 7085169), (6, 4723446), (7, 4048668), (9, 3148964), (12, 2361723), (13, 2180052), (14, 2024334), (18, 1574482), (21, 1349556), (26, 1090026), (28, 1012167), (36, 787241), (39, 726684), (41, 691236), (42, 674778), (52, 545013), (63, 449852), (78, 363342), (82, 345618), (84, 337389), (91, 311436), (117, 242228), (123, 230412), (126, 224926), (156, 181671), (164, 172809), (182, 155718), (211, 134316), (234, 121114), (246, 115206), (252, 112463), (273, 103812), (287, 98748), (364, 77859), (369, 76804), (422, 67158), (468, 60557), (492, 57603), (533, 53172), (546, 51906), (574, 49374), (633, 44772), (738, 38402), (819, 34604), (844, 33579), (861, 32916), (1066, 26586), (1092, 25953), (1148, 24687), (1266, 22386), (1476, 19201), (1477, 19188), (1599, 17724), (1638, 17302), (1722, 16458), (1899, 14924), (2132, 13293), (2532, 11193), (2583, 10972), (2743, 10332), (2954, 9594), (3198, 8862), (3276, 8651), (3444, 8229), (3731, 7596), (3798, 7462), (4431, 6396), (4797, 5908), (5166, 5486)]