161253567

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{617}}^1$

素因数の和:1103

約数の個数: 24

約数和(自身を含む): 237163680

約数和(自身を除く): 75910113

約数列:

[1, 3, 9, 71, 213, 409, 617, 639, 1227, 1851, 3681, 5553, 29039, 43807, 87117, 131421, 252353, 261351, 394263, 757059, 2271177, 17917063, 53751189, 161253567]

約数ペア:

[(1, 161253567), (3, 53751189), (9, 17917063), (71, 2271177), (213, 757059), (409, 394263), (617, 261351), (639, 252353), (1227, 131421), (1851, 87117), (3681, 43807), (5553, 29039)]