256474138

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{55061}}^1$

素因数の和:55217

約数の個数: 16

約数和(自身を含む): 410322024

約数和(自身を除く): 153847886

約数列:

[1, 2, 17, 34, 137, 274, 2329, 4658, 55061, 110122, 936037, 1872074, 7543357, 15086714, 128237069, 256474138]

約数ペア:

[(1, 256474138), (2, 128237069), (17, 15086714), (34, 7543357), (137, 1872074), (274, 936037), (2329, 110122), (4658, 55061)]