81356695

素因数分解:

$5^1\times 7^1\times {\mathrm{1117}}^1\times {\mathrm{2081}}^1$

素因数の和:3210

約数の個数: 16

約数和(自身を含む): 111728448

約数和(自身を除く): 30371753

約数列:

[1, 5, 7, 35, 1117, 2081, 5585, 7819, 10405, 14567, 39095, 72835, 2324477, 11622385, 16271339, 81356695]

約数ペア:

[(1, 81356695), (5, 16271339), (7, 11622385), (35, 2324477), (1117, 72835), (2081, 39095), (5585, 14567), (7819, 10405)]