9901778

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{857}}^1$

素因数の和:1021

約数の個数: 16

約数和(自身を含む): 15289560

約数和(自身を除く): 5387782

約数列:

[1, 2, 53, 106, 109, 218, 857, 1714, 5777, 11554, 45421, 90842, 93413, 186826, 4950889, 9901778]

約数ペア:

[(1, 9901778), (2, 4950889), (53, 186826), (106, 93413), (109, 90842), (218, 45421), (857, 11554), (1714, 5777)]