61871615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{12049}}^1$

素因数の和:12146

約数の個数: 16

約数和(自身を含む): 80976000

約数和(自身を除く): 19104385

約数列:

[1, 5, 13, 65, 79, 395, 1027, 5135, 12049, 60245, 156637, 783185, 951871, 4759355, 12374323, 61871615]

約数ペア:

[(1, 61871615), (5, 12374323), (13, 4759355), (65, 951871), (79, 783185), (395, 156637), (1027, 60245), (5135, 12049)]