2858401

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:432

約数の個数: 16

約数和(自身を含む): 3564288

約数和(自身を除く): 705887

約数列:

[1, 7, 13, 91, 101, 311, 707, 1313, 2177, 4043, 9191, 28301, 31411, 219877, 408343, 2858401]

約数ペア:

[(1, 2858401), (7, 408343), (13, 219877), (91, 31411), (101, 28301), (311, 9191), (707, 4043), (1313, 2177)]