163920631

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{653}}^1$

素因数の和:823

約数の個数: 24

約数和(自身を含む): 196827840

約数和(自身を除く): 32907209

約数列:

[1, 7, 47, 49, 109, 329, 653, 763, 2303, 4571, 5123, 5341, 30691, 31997, 35861, 71177, 214837, 251027, 498239, 1503859, 3345319, 3487673, 23417233, 163920631]

約数ペア:

[(1, 163920631), (7, 23417233), (47, 3487673), (49, 3345319), (109, 1503859), (329, 498239), (653, 251027), (763, 214837), (2303, 71177), (4571, 35861), (5123, 31997), (5341, 30691)]