12901387970

素因数分解:

$2^1\times 5^1\times {\mathrm{6311}}^1\times {\mathrm{204427}}^1$

素因数の和:210745

約数の個数: 16

約数和(自身を含む): 23226291648

約数和(自身を除く): 10324903678

約数列:

[1, 2, 5, 10, 6311, 12622, 31555, 63110, 204427, 408854, 1022135, 2044270, 1290138797, 2580277594, 6450693985, 12901387970]

約数ペア:

[(1, 12901387970), (2, 6450693985), (5, 2580277594), (10, 1290138797), (6311, 2044270), (12622, 1022135), (31555, 408854), (63110, 204427)]