2480787

素因数分解:

$3^6\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:142

約数の個数: 28

約数和(自身を含む): 3856104

約数和(自身を除く): 1375317

約数列:

[1, 3, 9, 27, 41, 81, 83, 123, 243, 249, 369, 729, 747, 1107, 2241, 3321, 3403, 6723, 9963, 10209, 20169, 29889, 30627, 60507, 91881, 275643, 826929, 2480787]

約数ペア:

[(1, 2480787), (3, 826929), (9, 275643), (27, 91881), (41, 60507), (81, 30627), (83, 29889), (123, 20169), (243, 10209), (249, 9963), (369, 6723), (729, 3403), (747, 3321), (1107, 2241)]