156940414270

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{221042837}}^1$

素因数の和:221042915

約数の個数: 16

約数和(自身を含む): 286471518048

約数和(自身を除く): 129531103778

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 221042837, 442085674, 1105214185, 2210428370, 15694041427, 31388082854, 78470207135, 156940414270]

約数ペア:

[(1, 156940414270), (2, 78470207135), (5, 31388082854), (10, 15694041427), (71, 2210428370), (142, 1105214185), (355, 442085674), (710, 221042837)]