72647869

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1\times {\mathrm{919}}^1$

素因数の和:1440

約数の個数: 16

約数和(自身を含む): 86906880

約数和(自身を除く): 14259011

約数列:

[1, 7, 23, 161, 491, 919, 3437, 6433, 11293, 21137, 79051, 147959, 451229, 3158603, 10378267, 72647869]

約数ペア:

[(1, 72647869), (7, 10378267), (23, 3158603), (161, 451229), (491, 147959), (919, 79051), (3437, 21137), (6433, 11293)]