15400255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^2$

素因数の和:207

約数の個数: 24

約数和(自身を含む): 20615616

約数和(自身を除く): 5215361

約数列:

[1, 5, 13, 47, 65, 71, 235, 355, 611, 923, 3055, 3337, 4615, 5041, 16685, 25205, 43381, 65533, 216905, 236927, 327665, 1184635, 3080051, 15400255]

約数ペア:

[(1, 15400255), (5, 3080051), (13, 1184635), (47, 327665), (65, 236927), (71, 216905), (235, 65533), (355, 43381), (611, 25205), (923, 16685), (3055, 5041), (3337, 4615)]