858478990

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{626627}}^1$

素因数の和:626771

約数の個数: 16

約数和(自身を含む): 1556543952

約数和(自身を除く): 698064962

約数列:

[1, 2, 5, 10, 137, 274, 685, 1370, 626627, 1253254, 3133135, 6266270, 85847899, 171695798, 429239495, 858478990]

約数ペア:

[(1, 858478990), (2, 429239495), (5, 171695798), (10, 85847899), (137, 6266270), (274, 3133135), (685, 1253254), (1370, 626627)]