81820609

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{859}}^1$

素因数の和:1320

約数の個数: 16

約数和(自身を含む): 93623040

約数和(自身を除く): 11802431

約数列:

[1, 13, 17, 221, 431, 859, 5603, 7327, 11167, 14603, 95251, 189839, 370229, 4812977, 6293893, 81820609]

約数ペア:

[(1, 81820609), (13, 6293893), (17, 4812977), (221, 370229), (431, 189839), (859, 95251), (5603, 14603), (7327, 11167)]