1826721

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{1201}}^1$

素因数の和:1233

約数の個数: 18

約数和(自身を含む): 2859558

約数和(自身を除く): 1032837

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1201, 1521, 3603, 10809, 15613, 46839, 140517, 202969, 608907, 1826721]

約数ペア:

[(1, 1826721), (3, 608907), (9, 202969), (13, 140517), (39, 46839), (117, 15613), (169, 10809), (507, 3603), (1201, 1521)]