256721848

素因数分解:

$2^3\times {\mathrm{4153}}^1\times {\mathrm{7727}}^1$

素因数の和:11886

約数の個数: 16

約数和(自身を含む): 481531680

約数和(自身を除く): 224809832

約数列:

[1, 2, 4, 8, 4153, 7727, 8306, 15454, 16612, 30908, 33224, 61816, 32090231, 64180462, 128360924, 256721848]

約数ペア:

[(1, 256721848), (2, 128360924), (4, 64180462), (8, 32090231), (4153, 61816), (7727, 33224), (8306, 30908), (15454, 16612)]