81254406

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{255517}}^1$

素因数の和:255575

約数の個数: 16

約数和(自身を含む): 165575664

約数和(自身を除く): 84321258

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 255517, 511034, 766551, 1533102, 13542401, 27084802, 40627203, 81254406]

約数ペア:

[(1, 81254406), (2, 40627203), (3, 27084802), (6, 13542401), (53, 1533102), (106, 766551), (159, 511034), (318, 255517)]