142440939

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{1663}}^1$

素因数の和:2007

約数の個数: 24

約数和(自身を含む): 213204992

約数和(自身を除く): 70764053

約数列:

[1, 3, 9, 31, 93, 279, 307, 921, 1663, 2763, 4989, 9517, 14967, 28551, 51553, 85653, 154659, 463977, 510541, 1531623, 4594869, 15826771, 47480313, 142440939]

約数ペア:

[(1, 142440939), (3, 47480313), (9, 15826771), (31, 4594869), (93, 1531623), (279, 510541), (307, 463977), (921, 154659), (1663, 85653), (2763, 51553), (4989, 28551), (9517, 14967)]