9191205

素因数分解:

$3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{661}}^1$

素因数の和:778

約数の個数: 32

約数和(自身を含む): 16523520

約数和(自身を除く): 7332315

約数列:

[1, 3, 5, 9, 15, 27, 45, 103, 135, 309, 515, 661, 927, 1545, 1983, 2781, 3305, 4635, 5949, 9915, 13905, 17847, 29745, 68083, 89235, 204249, 340415, 612747, 1021245, 1838241, 3063735, 9191205]

約数ペア:

[(1, 9191205), (3, 3063735), (5, 1838241), (9, 1021245), (15, 612747), (27, 340415), (45, 204249), (103, 89235), (135, 68083), (309, 29745), (515, 17847), (661, 13905), (927, 9915), (1545, 5949), (1983, 4635), (2781, 3305)]