81386866

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{3733}}^1$

素因数の和:4737

約数の個数: 16

約数和(自身を含む): 133348608

約数和(自身を除く): 51961742

約数列:

[1, 2, 11, 22, 991, 1982, 3733, 7466, 10901, 21802, 41063, 82126, 3699403, 7398806, 40693433, 81386866]

約数ペア:

[(1, 81386866), (2, 40693433), (11, 7398806), (22, 3699403), (991, 82126), (1982, 41063), (3733, 21802), (7466, 10901)]