20560311

素因数分解:

$3^4\times {\mathrm{41}}^2\times {\mathrm{151}}^1$

素因数の和:245

約数の個数: 30

約数和(自身を含む): 31689416

約数和(自身を除く): 11129105

約数列:

[1, 3, 9, 27, 41, 81, 123, 151, 369, 453, 1107, 1359, 1681, 3321, 4077, 5043, 6191, 12231, 15129, 18573, 45387, 55719, 136161, 167157, 253831, 501471, 761493, 2284479, 6853437, 20560311]

約数ペア:

[(1, 20560311), (3, 6853437), (9, 2284479), (27, 761493), (41, 501471), (81, 253831), (123, 167157), (151, 136161), (369, 55719), (453, 45387), (1107, 18573), (1359, 15129), (1681, 12231), (3321, 6191), (4077, 5043)]