28178271

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{751}}^1$

素因数の和:1147

約数の個数: 24

約数和(自身を含む): 44578560

約数和(自身を除く): 16400289

約数列:

[1, 3, 9, 11, 33, 99, 379, 751, 1137, 2253, 3411, 4169, 6759, 8261, 12507, 24783, 37521, 74349, 284629, 853887, 2561661, 3130919, 9392757, 28178271]

約数ペア:

[(1, 28178271), (3, 9392757), (9, 3130919), (11, 2561661), (33, 853887), (99, 284629), (379, 74349), (751, 37521), (1137, 24783), (2253, 12507), (3411, 8261), (4169, 6759)]