3963975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{3109}}^1$

素因数の和:3139

約数の個数: 24

約数和(自身を含む): 6941520

約数和(自身を除く): 2977545

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 3109, 9327, 15545, 46635, 52853, 77725, 158559, 233175, 264265, 792795, 1321325, 3963975]

約数ペア:

[(1, 3963975), (3, 1321325), (5, 792795), (15, 264265), (17, 233175), (25, 158559), (51, 77725), (75, 52853), (85, 46635), (255, 15545), (425, 9327), (1275, 3109)]