121566015

素因数分解:

$3^4\times 5^1\times {\mathrm{300163}}^1$

素因数の和:300180

約数の個数: 20

約数和(自身を含む): 217919064

約数和(自身を除く): 96353049

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 300163, 900489, 1500815, 2701467, 4502445, 8104401, 13507335, 24313203, 40522005, 121566015]

約数ペア:

[(1, 121566015), (3, 40522005), (5, 24313203), (9, 13507335), (15, 8104401), (27, 4502445), (45, 2701467), (81, 1500815), (135, 900489), (405, 300163)]