163397157

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{2137}}^1$

素因数の和:2489

約数の個数: 32

約数和(自身を含む): 272569344

約数和(自身を除く): 109172187

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 331, 993, 2137, 2317, 3641, 6411, 6951, 10923, 14959, 23507, 25487, 44877, 70521, 76461, 164549, 493647, 707347, 2122041, 4951429, 7780817, 14854287, 23342451, 54465719, 163397157]

約数ペア:

[(1, 163397157), (3, 54465719), (7, 23342451), (11, 14854287), (21, 7780817), (33, 4951429), (77, 2122041), (231, 707347), (331, 493647), (993, 164549), (2137, 76461), (2317, 70521), (3641, 44877), (6411, 25487), (6951, 23507), (10923, 14959)]