720286866

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{3078149}}^1$

素因数の和:3078170

約数の個数: 24

約数和(自身を含む): 1680669900

約数和(自身を除く): 960383034

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 3078149, 6156298, 9234447, 18468894, 27703341, 40015937, 55406682, 80031874, 120047811, 240095622, 360143433, 720286866]

約数ペア:

[(1, 720286866), (2, 360143433), (3, 240095622), (6, 120047811), (9, 80031874), (13, 55406682), (18, 40015937), (26, 27703341), (39, 18468894), (78, 9234447), (117, 6156298), (234, 3078149)]