131325

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:133

約数の個数: 24

約数和(自身を含む): 232128

約数和(自身を除く): 100803

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 103, 255, 309, 425, 515, 1275, 1545, 1751, 2575, 5253, 7725, 8755, 26265, 43775, 131325]

約数ペア:

[(1, 131325), (3, 43775), (5, 26265), (15, 8755), (17, 7725), (25, 5253), (51, 2575), (75, 1751), (85, 1545), (103, 1275), (255, 515), (309, 425)]