207978855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{48311}}^1$

素因数の和:48367

約数の個数: 32

約数和(自身を含む): 389587968

約数和(自身を除く): 181609113

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 4305, 48311, 144933, 241555, 338177, 724665, 1014531, 1690885, 1980751, 5072655, 5942253, 9903755, 13865257, 29711265, 41595771, 69326285, 207978855]

約数ペア:

[(1, 207978855), (3, 69326285), (5, 41595771), (7, 29711265), (15, 13865257), (21, 9903755), (35, 5942253), (41, 5072655), (105, 1980751), (123, 1690885), (205, 1014531), (287, 724665), (615, 338177), (861, 241555), (1435, 144933), (4305, 48311)]