81862418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{128311}}^1$

素因数の和:128353

約数の個数: 16

約数和(自身を含む): 138576960

約数和(自身を除く): 56714542

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 128311, 256622, 1411421, 2822842, 3721019, 7442038, 40931209, 81862418]

約数ペア:

[(1, 81862418), (2, 40931209), (11, 7442038), (22, 3721019), (29, 2822842), (58, 1411421), (319, 256622), (638, 128311)]