881521563

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{2221}}^1\times {\mathrm{10177}}^1$

素因数の和:12414

約数の個数: 16

約数和(自身を含む): 1266468896

約数和(自身を除く): 384947333

約数列:

[1, 3, 13, 39, 2221, 6663, 10177, 28873, 30531, 86619, 132301, 396903, 22603117, 67809351, 293840521, 881521563]

約数ペア:

[(1, 881521563), (3, 293840521), (13, 67809351), (39, 22603117), (2221, 396903), (6663, 132301), (10177, 86619), (28873, 30531)]