1717209

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{1129}}^1$

素因数の和:1161

約数の個数: 18

約数和(自身を含む): 2688270

約数和(自身を除く): 971061

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1129, 1521, 3387, 10161, 14677, 44031, 132093, 190801, 572403, 1717209]

約数ペア:

[(1, 1717209), (3, 572403), (9, 190801), (13, 132093), (39, 44031), (117, 14677), (169, 10161), (507, 3387), (1129, 1521)]