2109651805

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1\times {\mathrm{919}}^1$

素因数の和:1293

約数の個数: 32

約数和(自身を含む): 2718489600

約数和(自身を除く): 608837795

約数列:

[1, 5, 17, 85, 113, 239, 565, 919, 1195, 1921, 4063, 4595, 9605, 15623, 20315, 27007, 78115, 103847, 135035, 219641, 459119, 519235, 1098205, 1765399, 2295595, 3733897, 8826995, 18669485, 24819433, 124097165, 421930361, 2109651805]

約数ペア:

[(1, 2109651805), (5, 421930361), (17, 124097165), (85, 24819433), (113, 18669485), (239, 8826995), (565, 3733897), (919, 2295595), (1195, 1765399), (1921, 1098205), (4063, 519235), (4595, 459119), (9605, 219641), (15623, 135035), (20315, 103847), (27007, 78115)]