68139953

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{3109}}^1$

素因数の和:3248

約数の個数: 16

約数和(自身を含む): 81208320

約数和(自身を除く): 13068367

約数列:

[1, 7, 31, 101, 217, 707, 3109, 3131, 21763, 21917, 96379, 314009, 674653, 2198063, 9734279, 68139953]

約数ペア:

[(1, 68139953), (7, 9734279), (31, 2198063), (101, 674653), (217, 314009), (707, 96379), (3109, 21917), (3131, 21763)]