640542167

素因数分解:

${\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{2339}}^1$

素因数の和:2626

約数の個数: 16

約数和(自身を含む): 689925600

約数和(自身を除く): 49383433

約数列:

[1, 17, 89, 181, 1513, 2339, 3077, 16109, 39763, 208171, 273853, 423359, 3538907, 7197103, 37678951, 640542167]

約数ペア:

[(1, 640542167), (17, 37678951), (89, 7197103), (181, 3538907), (1513, 423359), (2339, 273853), (3077, 208171), (16109, 39763)]