81619363

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{6659}}^1$

素因数の和:6786

約数の個数: 16

約数和(自身を含む): 99740160

約数和(自身を除く): 18120797

約数列:

[1, 7, 17, 103, 119, 721, 1751, 6659, 12257, 46613, 113203, 685877, 792421, 4801139, 11659909, 81619363]

約数ペア:

[(1, 81619363), (7, 11659909), (17, 4801139), (103, 792421), (119, 685877), (721, 113203), (1751, 46613), (6659, 12257)]