81285556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1213}}^1\times {\mathrm{1523}}^1$

素因数の和:2751

約数の個数: 24

約数和(自身を含む): 155411424

約数和(自身を除く): 74125868

約数列:

[1, 2, 4, 11, 22, 44, 1213, 1523, 2426, 3046, 4852, 6092, 13343, 16753, 26686, 33506, 53372, 67012, 1847399, 3694798, 7389596, 20321389, 40642778, 81285556]

約数ペア:

[(1, 81285556), (2, 40642778), (4, 20321389), (11, 7389596), (22, 3694798), (44, 1847399), (1213, 67012), (1523, 53372), (2426, 33506), (3046, 26686), (4852, 16753), (6092, 13343)]