28108556

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2351}}^1$

素因数の和:2430

約数の個数: 36

約数和(自身を含む): 58183776

約数和(自身を除く): 30075220

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 196, 244, 427, 854, 1708, 2351, 2989, 4702, 5978, 9404, 11956, 16457, 32914, 65828, 115199, 143411, 230398, 286822, 460796, 573644, 1003877, 2007754, 4015508, 7027139, 14054278, 28108556]

約数ペア:

[(1, 28108556), (2, 14054278), (4, 7027139), (7, 4015508), (14, 2007754), (28, 1003877), (49, 573644), (61, 460796), (98, 286822), (122, 230398), (196, 143411), (244, 115199), (427, 65828), (854, 32914), (1708, 16457), (2351, 11956), (2989, 9404), (4702, 5978)]