39970983

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{7481}}^1$

素因数の和:7634

約数の個数: 16

約数和(自身を含む): 57820896

約数和(自身を除く): 17849913

約数列:

[1, 3, 13, 39, 137, 411, 1781, 5343, 7481, 22443, 97253, 291759, 1024897, 3074691, 13323661, 39970983]

約数ペア:

[(1, 39970983), (3, 13323661), (13, 3074691), (39, 1024897), (137, 291759), (411, 97253), (1781, 22443), (5343, 7481)]