28479568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{509}}^1$

素因数の和:799

約数の個数: 40

約数和(自身を含む): 59761800

約数和(自身を除く): 31282232

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 269, 509, 538, 1018, 1076, 2036, 2152, 3497, 4072, 4304, 6617, 6994, 8144, 13234, 13988, 26468, 27976, 52936, 55952, 105872, 136921, 273842, 547684, 1095368, 1779973, 2190736, 3559946, 7119892, 14239784, 28479568]

約数ペア:

[(1, 28479568), (2, 14239784), (4, 7119892), (8, 3559946), (13, 2190736), (16, 1779973), (26, 1095368), (52, 547684), (104, 273842), (208, 136921), (269, 105872), (509, 55952), (538, 52936), (1018, 27976), (1076, 26468), (2036, 13988), (2152, 13234), (3497, 8144), (4072, 6994), (4304, 6617)]