389549111

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{4091}}^1$

素因数の和:4382

約数の個数: 16

約数和(自身を含む): 454637568

約数和(自身を除く): 65088457

約数列:

[1, 7, 61, 223, 427, 1561, 4091, 13603, 28637, 95221, 249551, 912293, 1746857, 6386051, 55649873, 389549111]

約数ペア:

[(1, 389549111), (7, 55649873), (61, 6386051), (223, 1746857), (427, 912293), (1561, 249551), (4091, 95221), (13603, 28637)]