81572406

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{256517}}^1$

素因数の和:256575

約数の個数: 16

約数和(自身を含む): 166223664

約数和(自身を除く): 84651258

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 256517, 513034, 769551, 1539102, 13595401, 27190802, 40786203, 81572406]

約数ペア:

[(1, 81572406), (2, 40786203), (3, 27190802), (6, 13595401), (53, 1539102), (106, 769551), (159, 513034), (318, 256517)]