2107775475

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{720607}}^1$

素因数の和:720636

約数の個数: 36

約数和(自身を含む): 4065670336

約数和(自身を除く): 1957894861

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2925, 720607, 2161821, 3603035, 6485463, 9367891, 10809105, 18015175, 28103673, 32427315, 46839455, 54045525, 84311019, 140518365, 162136575, 234197275, 421555095, 702591825, 2107775475]

約数ペア:

[(1, 2107775475), (3, 702591825), (5, 421555095), (9, 234197275), (13, 162136575), (15, 140518365), (25, 84311019), (39, 54045525), (45, 46839455), (65, 32427315), (75, 28103673), (117, 18015175), (195, 10809105), (225, 9367891), (325, 6485463), (585, 3603035), (975, 2161821), (2925, 720607)]