2557181

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:212

約数の個数: 16

約数和(自身を含む): 2940288

約数和(自身を除く): 383107

約数列:

[1, 11, 37, 61, 103, 407, 671, 1133, 2257, 3811, 6283, 24827, 41921, 69113, 232471, 2557181]

約数ペア:

[(1, 2557181), (11, 232471), (37, 69113), (61, 41921), (103, 24827), (407, 6283), (671, 3811), (1133, 2257)]