1200718485

素因数分解:

$3^4\times 5^1\times {\mathrm{2964737}}^1$

素因数の和:2964754

約数の個数: 20

約数和(自身を含む): 2152399788

約数和(自身を除く): 951681303

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 2964737, 8894211, 14823685, 26682633, 44471055, 80047899, 133413165, 240143697, 400239495, 1200718485]

約数ペア:

[(1, 1200718485), (3, 400239495), (5, 240143697), (9, 133413165), (15, 80047899), (27, 44471055), (45, 26682633), (81, 14823685), (135, 8894211), (405, 2964737)]