78680637

素因数分解:

$3^2\times 7^1\times {\mathrm{797}}^1\times {\mathrm{1567}}^1$

素因数の和:2377

約数の個数: 24

約数和(自身を含む): 130131456

約数和(自身を除く): 51450819

約数列:

[1, 3, 7, 9, 21, 63, 797, 1567, 2391, 4701, 5579, 7173, 10969, 14103, 16737, 32907, 50211, 98721, 1248899, 3746697, 8742293, 11240091, 26226879, 78680637]

約数ペア:

[(1, 78680637), (3, 26226879), (7, 11240091), (9, 8742293), (21, 3746697), (63, 1248899), (797, 98721), (1567, 50211), (2391, 32907), (4701, 16737), (5579, 14103), (7173, 10969)]