201991779

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{680107}}^1$

素因数の和:680127

約数の個数: 16

約数和(自身を含む): 326451840

約数和(自身を除く): 124460061

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 680107, 2040321, 6120963, 7481177, 18362889, 22443531, 67330593, 201991779]

約数ペア:

[(1, 201991779), (3, 67330593), (9, 22443531), (11, 18362889), (27, 7481177), (33, 6120963), (99, 2040321), (297, 680107)]