71911359

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{47279}}^1$

素因数の和:47311

約数の個数: 18

約数和(自身を含む): 112479120

約数和(自身を除く): 40567761

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 47279, 141837, 425511, 614627, 1843881, 5531643, 7990151, 23970453, 71911359]

約数ペア:

[(1, 71911359), (3, 23970453), (9, 7990151), (13, 5531643), (39, 1843881), (117, 614627), (169, 425511), (507, 141837), (1521, 47279)]