15561468

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{811}}^1$

素因数の和:875

約数の個数: 72

約数和(自身を含む): 43448496

約数和(自身を除く): 27887028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 41, 52, 78, 82, 117, 123, 156, 164, 234, 246, 369, 468, 492, 533, 738, 811, 1066, 1476, 1599, 1622, 2132, 2433, 3198, 3244, 4797, 4866, 6396, 7299, 9594, 9732, 10543, 14598, 19188, 21086, 29196, 31629, 33251, 42172, 63258, 66502, 94887, 99753, 126516, 133004, 189774, 199506, 299259, 379548, 399012, 432263, 598518, 864526, 1197036, 1296789, 1729052, 2593578, 3890367, 5187156, 7780734, 15561468]

約数ペア:

[(1, 15561468), (2, 7780734), (3, 5187156), (4, 3890367), (6, 2593578), (9, 1729052), (12, 1296789), (13, 1197036), (18, 864526), (26, 598518), (36, 432263), (39, 399012), (41, 379548), (52, 299259), (78, 199506), (82, 189774), (117, 133004), (123, 126516), (156, 99753), (164, 94887), (234, 66502), (246, 63258), (369, 42172), (468, 33251), (492, 31629), (533, 29196), (738, 21086), (811, 19188), (1066, 14598), (1476, 10543), (1599, 9732), (1622, 9594), (2132, 7299), (2433, 6396), (3198, 4866), (3244, 4797)]