81519526

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{78839}}^1$

素因数の和:78899

約数の個数: 16

約数和(自身を含む): 136235520

約数和(自身を除く): 54715994

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 78839, 157678, 867229, 1734458, 3705433, 7410866, 40759763, 81519526]

約数ペア:

[(1, 81519526), (2, 40759763), (11, 7410866), (22, 3705433), (47, 1734458), (94, 867229), (517, 157678), (1034, 78839)]