388341906

素因数分解:

$2^1\times 3^1\times {\mathrm{257}}^1\times {\mathrm{251843}}^1$

素因数の和:252105

約数の個数: 16

約数和(自身を含む): 779709024

約数和(自身を除く): 391367118

約数列:

[1, 2, 3, 6, 257, 514, 771, 1542, 251843, 503686, 755529, 1511058, 64723651, 129447302, 194170953, 388341906]

約数ペア:

[(1, 388341906), (2, 194170953), (3, 129447302), (6, 64723651), (257, 1511058), (514, 755529), (771, 503686), (1542, 251843)]