56931579

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{6959}}^1$

素因数の和:7072

約数の個数: 20

約数和(自身を含む): 85900320

約数和(自身を除く): 28968741

約数列:

[1, 3, 9, 27, 81, 101, 303, 909, 2727, 6959, 8181, 20877, 62631, 187893, 563679, 702859, 2108577, 6325731, 18977193, 56931579]

約数ペア:

[(1, 56931579), (3, 18977193), (9, 6325731), (27, 2108577), (81, 702859), (101, 563679), (303, 187893), (909, 62631), (2727, 20877), (6959, 8181)]