26891995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{5237}}^1$

素因数の和:5334

約数の個数: 16

約数和(自身を含む): 35199360

約数和(自身を除く): 8307365

約数列:

[1, 5, 13, 65, 79, 395, 1027, 5135, 5237, 26185, 68081, 340405, 413723, 2068615, 5378399, 26891995]

約数ペア:

[(1, 26891995), (5, 5378399), (13, 2068615), (65, 413723), (79, 340405), (395, 68081), (1027, 26185), (5135, 5237)]