79271865

素因数分解:

$3^4\times 5^1\times {\mathrm{195733}}^1$

素因数の和:195750

約数の個数: 20

約数和(自身を含む): 142102884

約数和(自身を除く): 62831019

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 195733, 587199, 978665, 1761597, 2935995, 5284791, 8807985, 15854373, 26423955, 79271865]

約数ペア:

[(1, 79271865), (3, 26423955), (5, 15854373), (9, 8807985), (15, 5284791), (27, 2935995), (45, 1761597), (81, 978665), (135, 587199), (405, 195733)]