1920007155

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{71389}}^1$

素因数の和:71571

約数の個数: 32

約数和(自身を含む): 3371892480

約数和(自身を除く): 1451885325

約数列:

[1, 3, 5, 11, 15, 33, 55, 163, 165, 489, 815, 1793, 2445, 5379, 8965, 26895, 71389, 214167, 356945, 785279, 1070835, 2355837, 3926395, 11636407, 11779185, 34909221, 58182035, 128000477, 174546105, 384001431, 640002385, 1920007155]

約数ペア:

[(1, 1920007155), (3, 640002385), (5, 384001431), (11, 174546105), (15, 128000477), (33, 58182035), (55, 34909221), (163, 11779185), (165, 11636407), (489, 3926395), (815, 2355837), (1793, 1070835), (2445, 785279), (5379, 356945), (8965, 214167), (26895, 71389)]