12452985

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2179}}^1$

素因数の和:2317

約数の個数: 24

約数和(自身を含む): 21765120

約数和(自身を除く): 9312135

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 2179, 5715, 6537, 10895, 19611, 32685, 98055, 276733, 830199, 1383665, 2490597, 4150995, 12452985]

約数ペア:

[(1, 12452985), (3, 4150995), (5, 2490597), (9, 1383665), (15, 830199), (45, 276733), (127, 98055), (381, 32685), (635, 19611), (1143, 10895), (1905, 6537), (2179, 5715)]