8520421

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{859}}^1$

素因数の和:988

約数の個数: 16

約数和(自身を含む): 10595200

約数和(自身を除く): 2074779

約数列:

[1, 7, 13, 91, 109, 763, 859, 1417, 6013, 9919, 11167, 78169, 93631, 655417, 1217203, 8520421]

約数ペア:

[(1, 8520421), (7, 1217203), (13, 655417), (91, 93631), (109, 78169), (763, 11167), (859, 9919), (1417, 6013)]