81915605

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{683}}^1$

素因数の和:805

約数の個数: 24

約数和(自身を含む): 105833952

約数和(自身を除く): 23918347

約数列:

[1, 5, 17, 83, 85, 289, 415, 683, 1411, 1445, 3415, 7055, 11611, 23987, 56689, 58055, 119935, 197387, 283445, 963713, 986935, 4818565, 16383121, 81915605]

約数ペア:

[(1, 81915605), (5, 16383121), (17, 4818565), (83, 986935), (85, 963713), (289, 283445), (415, 197387), (683, 119935), (1411, 58055), (1445, 56689), (3415, 23987), (7055, 11611)]