12898765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{8087}}^1$

素因数の和:8132

約数の個数: 16

約数和(自身を含む): 17470080

約数和(自身を除く): 4571315

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 8087, 40435, 88957, 234523, 444785, 1172615, 2579753, 12898765]

約数ペア:

[(1, 12898765), (5, 2579753), (11, 1172615), (29, 444785), (55, 234523), (145, 88957), (319, 40435), (1595, 8087)]