12857361

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2803}}^1$

素因数の和:2956

約数の個数: 16

約数和(自身を含む): 18842880

約数和(自身を除く): 5985519

約数列:

[1, 3, 11, 33, 139, 417, 1529, 2803, 4587, 8409, 30833, 92499, 389617, 1168851, 4285787, 12857361]

約数ペア:

[(1, 12857361), (3, 4285787), (11, 1168851), (33, 389617), (139, 92499), (417, 30833), (1529, 8409), (2803, 4587)]