7421445

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1987}}^1$

素因数の和:2081

約数の個数: 24

約数和(自身を含む): 13025376

約数和(自身を除く): 5603931

約数列:

[1, 3, 5, 9, 15, 45, 83, 249, 415, 747, 1245, 1987, 3735, 5961, 9935, 17883, 29805, 89415, 164921, 494763, 824605, 1484289, 2473815, 7421445]

約数ペア:

[(1, 7421445), (3, 2473815), (5, 1484289), (9, 824605), (15, 494763), (45, 164921), (83, 89415), (249, 29805), (415, 17883), (747, 9935), (1245, 5961), (1987, 3735)]