251189428

素因数分解:

$2^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{24989}}^1$

素因数の和:25359

約数の個数: 24

約数和(自身を含む): 503798400

約数和(自身を除く): 252608972

約数列:

[1, 2, 4, 7, 14, 28, 359, 718, 1436, 2513, 5026, 10052, 24989, 49978, 99956, 174923, 349846, 699692, 8971051, 17942102, 35884204, 62797357, 125594714, 251189428]

約数ペア:

[(1, 251189428), (2, 125594714), (4, 62797357), (7, 35884204), (14, 17942102), (28, 8971051), (359, 699692), (718, 349846), (1436, 174923), (2513, 99956), (5026, 49978), (10052, 24989)]