389618957

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{13679}}^1$

素因数の和:14012

約数の個数: 16

約数和(自身を含む): 481098240

約数和(自身を除く): 91479283

約数列:

[1, 7, 13, 91, 313, 2191, 4069, 13679, 28483, 95753, 177827, 1244789, 4281527, 29970689, 55659851, 389618957]

約数ペア:

[(1, 389618957), (7, 55659851), (13, 29970689), (91, 4281527), (313, 1244789), (2191, 177827), (4069, 95753), (13679, 28483)]