331401872

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{291727}}^1$

素因数の和:291806

約数の個数: 20

約数和(自身を含む): 651136896

約数和(自身を除く): 319735024

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 291727, 583454, 1166908, 2333816, 4667632, 20712617, 41425234, 82850468, 165700936, 331401872]

約数ペア:

[(1, 331401872), (2, 165700936), (4, 82850468), (8, 41425234), (16, 20712617), (71, 4667632), (142, 2333816), (284, 1166908), (568, 583454), (1136, 291727)]