1993905

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{751}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 3519360

約数和(自身を除く): 1525455

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 295, 531, 751, 885, 2253, 2655, 3755, 6759, 11265, 33795, 44309, 132927, 221545, 398781, 664635, 1993905]

約数ペア:

[(1, 1993905), (3, 664635), (5, 398781), (9, 221545), (15, 132927), (45, 44309), (59, 33795), (177, 11265), (295, 6759), (531, 3755), (751, 2655), (885, 2253)]