390525031

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{121621}}^1$

素因数の和:121666

約数の個数: 12

約数和(自身を含む): 445136520

約数和(自身を除く): 54611489

約数列:

[1, 13, 19, 169, 247, 3211, 121621, 1581073, 2310799, 20553949, 30040387, 390525031]

約数ペア:

[(1, 390525031), (13, 30040387), (19, 20553949), (169, 2310799), (247, 1581073), (3211, 121621)]