257028472

素因数分解:

$2^3\times {\mathrm{2081}}^1\times {\mathrm{15439}}^1$

素因数の和:17526

約数の個数: 16

約数和(自身を含む): 482191200

約数和(自身を除く): 225162728

約数列:

[1, 2, 4, 8, 2081, 4162, 8324, 15439, 16648, 30878, 61756, 123512, 32128559, 64257118, 128514236, 257028472]

約数ペア:

[(1, 257028472), (2, 128514236), (4, 64257118), (8, 32128559), (2081, 123512), (4162, 61756), (8324, 30878), (15439, 16648)]