11995775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:443

約数の個数: 24

約数和(自身を含む): 16384368

約数和(自身を除く): 4388593

約数列:

[1, 5, 11, 25, 55, 181, 241, 275, 905, 1205, 1991, 2651, 4525, 6025, 9955, 13255, 43621, 49775, 66275, 218105, 479831, 1090525, 2399155, 11995775]

約数ペア:

[(1, 11995775), (5, 2399155), (11, 1090525), (25, 479831), (55, 218105), (181, 66275), (241, 49775), (275, 43621), (905, 13255), (1205, 9955), (1991, 6025), (2651, 4525)]