81021934

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{2203}}^1$

素因数の和:2320

約数の個数: 32

約数和(自身を含む): 144723456

約数和(自身を除く): 63701522

約数列:

[1, 2, 7, 14, 37, 71, 74, 142, 259, 497, 518, 994, 2203, 2627, 4406, 5254, 15421, 18389, 30842, 36778, 81511, 156413, 163022, 312826, 570577, 1094891, 1141154, 2189782, 5787281, 11574562, 40510967, 81021934]

約数ペア:

[(1, 81021934), (2, 40510967), (7, 11574562), (14, 5787281), (37, 2189782), (71, 1141154), (74, 1094891), (142, 570577), (259, 312826), (497, 163022), (518, 156413), (994, 81511), (2203, 36778), (2627, 30842), (4406, 18389), (5254, 15421)]