12991528

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13421}}^1$

素因数の和:13449

約数の個数: 24

約数和(自身を含む): 26776890

約数和(自身を除く): 13785362

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 13421, 26842, 53684, 107368, 147631, 295262, 590524, 1181048, 1623941, 3247882, 6495764, 12991528]

約数ペア:

[(1, 12991528), (2, 6495764), (4, 3247882), (8, 1623941), (11, 1181048), (22, 590524), (44, 295262), (88, 147631), (121, 107368), (242, 53684), (484, 26842), (968, 13421)]