51465681

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{1279}}^1$

素因数の和:1565

約数の個数: 24

約数和(自身を含む): 79073280

約数和(自身を除く): 27607599

約数列:

[1, 3, 9, 17, 51, 153, 263, 789, 1279, 2367, 3837, 4471, 11511, 13413, 21743, 40239, 65229, 195687, 336377, 1009131, 3027393, 5718409, 17155227, 51465681]

約数ペア:

[(1, 51465681), (3, 17155227), (9, 5718409), (17, 3027393), (51, 1009131), (153, 336377), (263, 195687), (789, 65229), (1279, 40239), (2367, 21743), (3837, 13413), (4471, 11511)]