28951455

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{148469}}^1$

素因数の和:148490

約数の個数: 16

約数和(自身を含む): 49885920

約数和(自身を除く): 20934465

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 148469, 445407, 742345, 1930097, 2227035, 5790291, 9650485, 28951455]

約数ペア:

[(1, 28951455), (3, 9650485), (5, 5790291), (13, 2227035), (15, 1930097), (39, 742345), (65, 445407), (195, 148469)]