25997468

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 54663168

約数和(自身を除く): 28665700

約数列:

[1, 2, 4, 7, 14, 28, 31, 61, 62, 122, 124, 217, 244, 427, 434, 491, 854, 868, 982, 1708, 1891, 1964, 3437, 3782, 6874, 7564, 13237, 13748, 15221, 26474, 29951, 30442, 52948, 59902, 60884, 106547, 119804, 209657, 213094, 419314, 426188, 838628, 928481, 1856962, 3713924, 6499367, 12998734, 25997468]

約数ペア:

[(1, 25997468), (2, 12998734), (4, 6499367), (7, 3713924), (14, 1856962), (28, 928481), (31, 838628), (61, 426188), (62, 419314), (122, 213094), (124, 209657), (217, 119804), (244, 106547), (427, 60884), (434, 59902), (491, 52948), (854, 30442), (868, 29951), (982, 26474), (1708, 15221), (1891, 13748), (1964, 13237), (3437, 7564), (3782, 6874)]