9981916.00000000

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 84326400

約数和(自身を除く): 29271537

約数列:

[1, 3, 9, 27, 53, 79, 159, 237, 477, 487, 711, 1431, 1461, 2133, 4187, 4383, 12561, 13149, 25811, 37683, 38473, 77433, 113049, 115419, 232299, 346257, 696897, 1038771, 2039069, 6117207, 18351621, 55054863]

約数ペア:

[(1, 55054863), (3, 18351621), (9, 6117207), (27, 2039069), (53, 1038771), (79, 696897), (159, 346257), (237, 232299), (477, 115419), (487, 113049), (711, 77433), (1431, 38473), (1461, 37683), (2133, 25811), (4187, 13149), (4383, 12561)]