256843288

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2469647}}^1$

素因数の和:2469666

約数の個数: 16

約数和(自身を含む): 518626080

約数和(自身を除く): 261782792

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2469647, 4939294, 9878588, 19757176, 32105411, 64210822, 128421644, 256843288]

約数ペア:

[(1, 256843288), (2, 128421644), (4, 64210822), (8, 32105411), (13, 19757176), (26, 9878588), (52, 4939294), (104, 2469647)]