2581275

素因数分解:

$3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 4317184

約数和(自身を除く): 1735909

約数列:

[1, 3, 5, 15, 25, 75, 127, 271, 381, 635, 813, 1355, 1905, 3175, 4065, 6775, 9525, 20325, 34417, 103251, 172085, 516255, 860425, 2581275]

約数ペア:

[(1, 2581275), (3, 860425), (5, 516255), (15, 172085), (25, 103251), (75, 34417), (127, 20325), (271, 9525), (381, 6775), (635, 4065), (813, 3175), (1355, 1905)]