161872893

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197647}}^1$

素因数の和:197673

約数の個数: 24

約数和(自身を含む): 287775488

約数和(自身を除く): 125902595

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 197647, 592941, 1383529, 1778823, 2569411, 4150587, 7708233, 12451761, 17985877, 23124699, 53957631, 161872893]

約数ペア:

[(1, 161872893), (3, 53957631), (7, 23124699), (9, 17985877), (13, 12451761), (21, 7708233), (39, 4150587), (63, 2569411), (91, 1778823), (117, 1383529), (273, 592941), (819, 197647)]