1277926746

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{1625861}}^1$

素因数の和:1625997

約数の個数: 16

約数和(自身を含む): 2575365408

約数和(自身を除く): 1297438662

約数列:

[1, 2, 3, 6, 131, 262, 393, 786, 1625861, 3251722, 4877583, 9755166, 212987791, 425975582, 638963373, 1277926746]

約数ペア:

[(1, 1277926746), (2, 638963373), (3, 425975582), (6, 212987791), (131, 9755166), (262, 4877583), (393, 3251722), (786, 1625861)]