123558309

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{20219}}^1$

素因数の和:20329

約数の個数: 24

約数和(自身を含む): 206082240

約数和(自身を除く): 82523931

約数列:

[1, 3, 7, 9, 21, 63, 97, 291, 679, 873, 2037, 6111, 20219, 60657, 141533, 181971, 424599, 1273797, 1961243, 5883729, 13728701, 17651187, 41186103, 123558309]

約数ペア:

[(1, 123558309), (3, 41186103), (7, 17651187), (9, 13728701), (21, 5883729), (63, 1961243), (97, 1273797), (291, 424599), (679, 181971), (873, 141533), (2037, 60657), (6111, 20219)]