2080990821

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7622677}}^1$

素因数の和:7622700

約数の個数: 16

約数和(自身を含む): 3414959744

約数和(自身を除く): 1333968923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 7622677, 22868031, 53358739, 99094801, 160076217, 297284403, 693663607, 2080990821]

約数ペア:

[(1, 2080990821), (3, 693663607), (7, 297284403), (13, 160076217), (21, 99094801), (39, 53358739), (91, 22868031), (273, 7622677)]