208558899

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{761}}^1\times {\mathrm{823}}^1$

素因数の和:1627

約数の個数: 24

約数和(自身を含む): 310176672

約数和(自身を除く): 101617773

約数列:

[1, 3, 9, 37, 111, 333, 761, 823, 2283, 2469, 6849, 7407, 28157, 30451, 84471, 91353, 253413, 274059, 626303, 1878909, 5636727, 23173211, 69519633, 208558899]

約数ペア:

[(1, 208558899), (3, 69519633), (9, 23173211), (37, 5636727), (111, 1878909), (333, 626303), (761, 274059), (823, 253413), (2283, 91353), (2469, 84471), (6849, 30451), (7407, 28157)]