256409951

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{349}}^1\times {\mathrm{1019}}^1$

素因数の和:1478

約数の個数: 16

約数和(自身を含む): 297024000

約数和(自身を除く): 40614049

約数列:

[1, 7, 103, 349, 721, 1019, 2443, 7133, 35947, 104957, 251629, 355631, 734699, 2489417, 36629993, 256409951]

約数ペア:

[(1, 256409951), (7, 36629993), (103, 2489417), (349, 734699), (721, 355631), (1019, 251629), (2443, 104957), (7133, 35947)]