201484521

素因数分解:

$3^2\times 7^2\times {\mathrm{456881}}^1$

素因数の和:456901

約数の個数: 18

約数和(自身を含む): 338549562

約数和(自身を除く): 137065041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 456881, 1370643, 3198167, 4111929, 9594501, 22387169, 28783503, 67161507, 201484521]

約数ペア:

[(1, 201484521), (3, 67161507), (7, 28783503), (9, 22387169), (21, 9594501), (49, 4111929), (63, 3198167), (147, 1370643), (441, 456881)]