2447919

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 3734640

約数和(自身を除く): 1286721

約数列:

[1, 3, 9, 29, 83, 87, 113, 249, 261, 339, 747, 1017, 2407, 3277, 7221, 9379, 9831, 21663, 28137, 29493, 84411, 271991, 815973, 2447919]

約数ペア:

[(1, 2447919), (3, 815973), (9, 271991), (29, 84411), (83, 29493), (87, 28137), (113, 21663), (249, 9831), (261, 9379), (339, 7221), (747, 3277), (1017, 2407)]