3875805

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2003}}^1$

素因数の和:2057

約数の個数: 24

約数和(自身を含む): 6877728

約数和(自身を除く): 3001923

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 2003, 6009, 10015, 18027, 30045, 86129, 90135, 258387, 430645, 775161, 1291935, 3875805]

約数ペア:

[(1, 3875805), (3, 1291935), (5, 775161), (9, 430645), (15, 258387), (43, 90135), (45, 86129), (129, 30045), (215, 18027), (387, 10015), (645, 6009), (1935, 2003)]