28589025

素因数分解:

$3^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{4283}}^1$

素因数の和:4385

約数の個数: 24

約数和(自身を含む): 47809440

約数和(自身を除く): 19220415

約数列:

[1, 3, 5, 15, 25, 75, 89, 267, 445, 1335, 2225, 4283, 6675, 12849, 21415, 64245, 107075, 321225, 381187, 1143561, 1905935, 5717805, 9529675, 28589025]

約数ペア:

[(1, 28589025), (3, 9529675), (5, 5717805), (15, 1905935), (25, 1143561), (75, 381187), (89, 321225), (267, 107075), (445, 64245), (1335, 21415), (2225, 12849), (4283, 6675)]