191528145

素因数分解:

$3^4\times 5^1\times {\mathrm{472909}}^1$

素因数の和:472926

約数の個数: 20

約数和(自身を含む): 343332660

約数和(自身を除く): 151804515

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 472909, 1418727, 2364545, 4256181, 7093635, 12768543, 21280905, 38305629, 63842715, 191528145]

約数ペア:

[(1, 191528145), (3, 63842715), (5, 38305629), (9, 21280905), (15, 12768543), (27, 7093635), (45, 4256181), (81, 2364545), (135, 1418727), (405, 472909)]