261111135

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{159701}}^1$

素因数の和:159818

約数の個数: 16

約数和(自身を含む): 421613280

約数和(自身を除く): 160502145

約数列:

[1, 3, 5, 15, 109, 327, 545, 1635, 159701, 479103, 798505, 2395515, 17407409, 52222227, 87037045, 261111135]

約数ペア:

[(1, 261111135), (3, 87037045), (5, 52222227), (15, 17407409), (109, 2395515), (327, 798505), (545, 479103), (1635, 159701)]