81973918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{6899}}^1$

素因数の和:7371

約数の個数: 16

約数和(自身を含む): 132728400

約数和(自身を除く): 50754482

約数列:

[1, 2, 13, 26, 457, 914, 5941, 6899, 11882, 13798, 89687, 179374, 3152843, 6305686, 40986959, 81973918]

約数ペア:

[(1, 81973918), (2, 40986959), (13, 6305686), (26, 3152843), (457, 179374), (914, 89687), (5941, 13798), (6899, 11882)]