12438375

素因数分解:

$3^1\times 5^3\times {\mathrm{41}}^1\times {\mathrm{809}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 21228480

約数和(自身を除く): 8790105

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 125, 205, 375, 615, 809, 1025, 2427, 3075, 4045, 5125, 12135, 15375, 20225, 33169, 60675, 99507, 101125, 165845, 303375, 497535, 829225, 2487675, 4146125, 12438375]

約数ペア:

[(1, 12438375), (3, 4146125), (5, 2487675), (15, 829225), (25, 497535), (41, 303375), (75, 165845), (123, 101125), (125, 99507), (205, 60675), (375, 33169), (615, 20225), (809, 15375), (1025, 12135), (2427, 5125), (3075, 4045)]