1276994405

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{57149}}^1$

素因数の和:57304

約数の個数: 16

約数和(自身を含む): 1584198000

約数和(自身を除く): 307203595

約数列:

[1, 5, 41, 109, 205, 545, 4469, 22345, 57149, 285745, 2343109, 6229241, 11715545, 31146205, 255398881, 1276994405]

約数ペア:

[(1, 1276994405), (5, 255398881), (41, 31146205), (109, 11715545), (205, 6229241), (545, 2343109), (4469, 285745), (22345, 57149)]