78667029

素因数分解:

$3^2\times 7^1\times {\mathrm{1021}}^1\times {\mathrm{1223}}^1$

素因数の和:2257

約数の個数: 24

約数和(自身を含む): 130096512

約数和(自身を除く): 51429483

約数列:

[1, 3, 7, 9, 21, 63, 1021, 1223, 3063, 3669, 7147, 8561, 9189, 11007, 21441, 25683, 64323, 77049, 1248683, 3746049, 8740781, 11238147, 26222343, 78667029]

約数ペア:

[(1, 78667029), (3, 26222343), (7, 11238147), (9, 8740781), (21, 3746049), (63, 1248683), (1021, 77049), (1223, 64323), (3063, 25683), (3669, 21441), (7147, 11007), (8561, 9189)]