25155221

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{14549}}^1$

素因数の和:14588

約数の個数: 16

約数和(自身を含む): 32592000

約数和(自身を除く): 7436779

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 14549, 101843, 189137, 276431, 1323959, 1935017, 3593603, 25155221]

約数ペア:

[(1, 25155221), (7, 3593603), (13, 1935017), (19, 1323959), (91, 276431), (133, 189137), (247, 101843), (1729, 14549)]