17281329

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^2$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 25486272

約数和(自身を除く): 8204943

約数列:

[1, 3, 13, 39, 71, 79, 213, 237, 923, 1027, 2769, 3081, 5609, 6241, 16827, 18723, 72917, 81133, 218751, 243399, 443111, 1329333, 5760443, 17281329]

約数ペア:

[(1, 17281329), (3, 5760443), (13, 1329333), (39, 443111), (71, 243399), (79, 218751), (213, 81133), (237, 72917), (923, 18723), (1027, 16827), (2769, 6241), (3081, 5609)]