31228827

素因数分解:

$3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1949}}^1$

素因数の和:2075

約数の個数: 24

約数和(自身を含む): 48906000

約数和(自身を除く): 17677173

約数列:

[1, 3, 7, 21, 49, 109, 147, 327, 763, 1949, 2289, 5341, 5847, 13643, 16023, 40929, 95501, 212441, 286503, 637323, 1487087, 4461261, 10409609, 31228827]

約数ペア:

[(1, 31228827), (3, 10409609), (7, 4461261), (21, 1487087), (49, 637323), (109, 286503), (147, 212441), (327, 95501), (763, 40929), (1949, 16023), (2289, 13643), (5341, 5847)]