81679754

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{7681}}^1$

素因数の和:8105

約数の個数: 16

約数和(自身を含む): 132284040

約数和(自身を除く): 50604286

約数列:

[1, 2, 13, 26, 409, 818, 5317, 7681, 10634, 15362, 99853, 199706, 3141529, 6283058, 40839877, 81679754]

約数ペア:

[(1, 81679754), (2, 40839877), (13, 6283058), (26, 3141529), (409, 199706), (818, 99853), (5317, 15362), (7681, 10634)]