256880453804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{13994359}}^1$

素因数の和:13994729

約数の個数: 24

約数和(自身を含む): 485492337120

約数和(自身を除く): 228611883316

約数列:

[1, 2, 4, 13, 26, 52, 353, 706, 1412, 4589, 9178, 18356, 13994359, 27988718, 55977436, 181926667, 363853334, 727706668, 4940008727, 9880017454, 19760034908, 64220113451, 128440226902, 256880453804]

約数ペア:

[(1, 256880453804), (2, 128440226902), (4, 64220113451), (13, 19760034908), (26, 9880017454), (52, 4940008727), (353, 727706668), (706, 363853334), (1412, 181926667), (4589, 55977436), (9178, 27988718), (18356, 13994359)]