2490477

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{463}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 3652608

約数和(自身を除く): 1162131

約数列:

[1, 3, 11, 33, 163, 463, 489, 1389, 1793, 5093, 5379, 15279, 75469, 226407, 830159, 2490477]

約数ペア:

[(1, 2490477), (3, 830159), (11, 226407), (33, 75469), (163, 15279), (463, 5379), (489, 5093), (1389, 1793)]