198251605

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2213}}^1$

素因数の和:2301

約数の個数: 32

約数和(自身を含む): 267805440

約数和(自身を除く): 69553835

約数列:

[1, 5, 19, 23, 41, 95, 115, 205, 437, 779, 943, 2185, 2213, 3895, 4715, 11065, 17917, 42047, 50899, 89585, 90733, 210235, 254495, 453665, 967081, 1723927, 2086859, 4835405, 8619635, 10434295, 39650321, 198251605]

約数ペア:

[(1, 198251605), (5, 39650321), (19, 10434295), (23, 8619635), (41, 4835405), (95, 2086859), (115, 1723927), (205, 967081), (437, 453665), (779, 254495), (943, 210235), (2185, 90733), (2213, 89585), (3895, 50899), (4715, 42047), (11065, 17917)]