16501121

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4217}}^1$

素因数の和:4280

約数の個数: 16

約数和(自身を含む): 20786304

約数和(自身を除く): 4285183

約数列:

[1, 7, 13, 43, 91, 301, 559, 3913, 4217, 29519, 54821, 181331, 383747, 1269317, 2357303, 16501121]

約数ペア:

[(1, 16501121), (7, 2357303), (13, 1269317), (43, 383747), (91, 181331), (301, 54821), (559, 29519), (3913, 4217)]