15149975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{829}}^1$

素因数の和:899

約数の個数: 24

約数和(自身を含む): 20378160

約数和(自身を除く): 5228185

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 731, 829, 1075, 3655, 4145, 14093, 18275, 20725, 35647, 70465, 178235, 352325, 605999, 891175, 3029995, 15149975]

約数ペア:

[(1, 15149975), (5, 3029995), (17, 891175), (25, 605999), (43, 352325), (85, 178235), (215, 70465), (425, 35647), (731, 20725), (829, 18275), (1075, 14093), (3655, 4145)]