81596511

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{19249}}^1$

素因数の和:19415

約数の個数: 16

約数和(自身を含む): 121660000

約数和(自身を除く): 40063489

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 19249, 57747, 173241, 519723, 3022093, 9066279, 27198837, 81596511]

約数ペア:

[(1, 81596511), (3, 27198837), (9, 9066279), (27, 3022093), (157, 519723), (471, 173241), (1413, 57747), (4239, 19249)]