3281975

素因数分解:

$5^2\times {\mathrm{43}}^2\times {\mathrm{71}}^1$

素因数の和:167

約数の個数: 18

約数和(自身を含む): 4225176

約数和(自身を除く): 943201

約数列:

[1, 5, 25, 43, 71, 215, 355, 1075, 1775, 1849, 3053, 9245, 15265, 46225, 76325, 131279, 656395, 3281975]

約数ペア:

[(1, 3281975), (5, 656395), (25, 131279), (43, 76325), (71, 46225), (215, 15265), (355, 9245), (1075, 3053), (1775, 1849)]