199791891

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{8093}}^1$

素因数の和:8323

約数の個数: 24

約数和(自身を含む): 312298896

約数和(自身を除く): 112507005

約数列:

[1, 3, 9, 13, 39, 117, 211, 633, 1899, 2743, 8093, 8229, 24279, 24687, 72837, 105209, 315627, 946881, 1707623, 5122869, 15368607, 22199099, 66597297, 199791891]

約数ペア:

[(1, 199791891), (3, 66597297), (9, 22199099), (13, 15368607), (39, 5122869), (117, 1707623), (211, 946881), (633, 315627), (1899, 105209), (2743, 72837), (8093, 24687), (8229, 24279)]