201961705

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{333821}}^1$

素因数の和:333848

約数の個数: 12

約数和(自身を含む): 266389956

約数和(自身を除く): 64428251

約数列:

[1, 5, 11, 55, 121, 605, 333821, 1669105, 3672031, 18360155, 40392341, 201961705]

約数ペア:

[(1, 201961705), (5, 40392341), (11, 18360155), (55, 3672031), (121, 1669105), (605, 333821)]