28215865

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{947}}^1$

素因数の和:1112

約数の個数: 16

約数和(自身を含む): 34810560

約数和(自身を除く): 6594695

約数列:

[1, 5, 59, 101, 295, 505, 947, 4735, 5959, 29795, 55873, 95647, 279365, 478235, 5643173, 28215865]

約数ペア:

[(1, 28215865), (5, 5643173), (59, 478235), (101, 279365), (295, 95647), (505, 55873), (947, 29795), (4735, 5959)]