20171241

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{9001}}^1$

素因数の和:9093

約数の個数: 16

約数和(自身を含む): 30246720

約数和(自身を除く): 10075479

約数列:

[1, 3, 9, 27, 83, 249, 747, 2241, 9001, 27003, 81009, 243027, 747083, 2241249, 6723747, 20171241]

約数ペア:

[(1, 20171241), (3, 6723747), (9, 2241249), (27, 747083), (83, 243027), (249, 81009), (747, 27003), (2241, 9001)]