209220115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{169409}}^1$

素因数の和:169446

約数の個数: 16

約数和(自身を含む): 284608800

約数和(自身を除く): 75388685

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 169409, 847045, 2202317, 3218771, 11011585, 16093855, 41844023, 209220115]

約数ペア:

[(1, 209220115), (5, 41844023), (13, 16093855), (19, 11011585), (65, 3218771), (95, 2202317), (247, 847045), (1235, 169409)]