257119416

素因数分解:

$2^3\times 3^2\times {\mathrm{3571103}}^1$

素因数の和:3571115

約数の個数: 24

約数和(自身を含む): 696365280

約数和(自身を除く): 439245864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 3571103, 7142206, 10713309, 14284412, 21426618, 28568824, 32139927, 42853236, 64279854, 85706472, 128559708, 257119416]

約数ペア:

[(1, 257119416), (2, 128559708), (3, 85706472), (4, 64279854), (6, 42853236), (8, 32139927), (9, 28568824), (12, 21426618), (18, 14284412), (24, 10713309), (36, 7142206), (72, 3571103)]