201245805

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{104003}}^1$

素因数の和:104057

約数の個数: 24

約数和(自身を含む): 356941728

約数和(自身を除く): 155695923

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 104003, 312009, 520015, 936027, 1560045, 4472129, 4680135, 13416387, 22360645, 40249161, 67081935, 201245805]

約数ペア:

[(1, 201245805), (3, 67081935), (5, 40249161), (9, 22360645), (15, 13416387), (43, 4680135), (45, 4472129), (129, 1560045), (215, 936027), (387, 520015), (645, 312009), (1935, 104003)]