256132798

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{19603}}^1$

素因数の和:19791

約数の個数: 16

約数和(自身を含む): 395216640

約数和(自身を除く): 139083842

約数列:

[1, 2, 47, 94, 139, 278, 6533, 13066, 19603, 39206, 921341, 1842682, 2724817, 5449634, 128066399, 256132798]

約数ペア:

[(1, 256132798), (2, 128066399), (47, 5449634), (94, 2724817), (139, 1842682), (278, 921341), (6533, 39206), (13066, 19603)]