12783615

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65557}}^1$

素因数の和:65578

約数の個数: 16

約数和(自身を含む): 22027488

約数和(自身を除く): 9243873

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 65557, 196671, 327785, 852241, 983355, 2556723, 4261205, 12783615]

約数ペア:

[(1, 12783615), (3, 4261205), (5, 2556723), (13, 983355), (15, 852241), (39, 327785), (65, 196671), (195, 65557)]