156720333

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{4493}}^1$

素因数の和:4665

約数の個数: 32

約数和(自身を含む): 262305792

約数和(自身を除く): 105585459

約数列:

[1, 3, 7, 11, 21, 33, 77, 151, 231, 453, 1057, 1661, 3171, 4493, 4983, 11627, 13479, 31451, 34881, 49423, 94353, 148269, 345961, 678443, 1037883, 2035329, 4749101, 7462873, 14247303, 22388619, 52240111, 156720333]

約数ペア:

[(1, 156720333), (3, 52240111), (7, 22388619), (11, 14247303), (21, 7462873), (33, 4749101), (77, 2035329), (151, 1037883), (231, 678443), (453, 345961), (1057, 148269), (1661, 94353), (3171, 49423), (4493, 34881), (4983, 31451), (11627, 13479)]