678199617

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{14051}}^1$

素因数の和:14261

約数の個数: 24

約数和(自身を含む): 1017139968

約数和(自身を除く): 338940351

約数列:

[1, 3, 9, 31, 93, 173, 279, 519, 1557, 5363, 14051, 16089, 42153, 48267, 126459, 435581, 1306743, 2430823, 3920229, 7292469, 21877407, 75355513, 226066539, 678199617]

約数ペア:

[(1, 678199617), (3, 226066539), (9, 75355513), (31, 21877407), (93, 7292469), (173, 3920229), (279, 2430823), (519, 1306743), (1557, 435581), (5363, 126459), (14051, 48267), (16089, 42153)]