251493121

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{12569}}^1$

素因数の和:12704

約数の個数: 16

約数和(自身を含む): 293232960

約数和(自身を除く): 41739839

約数列:

[1, 11, 17, 107, 187, 1177, 1819, 12569, 20009, 138259, 213673, 1344883, 2350403, 14793713, 22863011, 251493121]

約数ペア:

[(1, 251493121), (11, 22863011), (17, 14793713), (107, 2350403), (187, 1344883), (1177, 213673), (1819, 138259), (12569, 20009)]