1892403

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:456

約数の個数: 20

約数和(自身を含む): 2880768

約数和(自身を除く): 988365

約数列:

[1, 3, 9, 27, 61, 81, 183, 383, 549, 1149, 1647, 3447, 4941, 10341, 23363, 31023, 70089, 210267, 630801, 1892403]

約数ペア:

[(1, 1892403), (3, 630801), (9, 210267), (27, 70089), (61, 31023), (81, 23363), (183, 10341), (383, 4941), (549, 3447), (1149, 1647)]