129624878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{55921}}^1$

素因数の和:56003

約数の個数: 16

約数和(自身を含む): 208029840

約数和(自身を除く): 78404962

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 55921, 111842, 1062499, 2124998, 3411181, 6822362, 64812439, 129624878]

約数ペア:

[(1, 129624878), (2, 64812439), (19, 6822362), (38, 3411181), (61, 2124998), (122, 1062499), (1159, 111842), (2318, 55921)]