88929891

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 139915776

約数和(自身を除く): 50985885

約数列:

[1, 3, 9, 23, 43, 69, 97, 103, 129, 207, 291, 309, 387, 873, 927, 989, 2231, 2369, 2967, 4171, 4429, 6693, 7107, 8901, 9991, 12513, 13287, 20079, 21321, 29973, 37539, 39861, 89919, 95933, 101867, 229793, 287799, 305601, 429613, 689379, 863397, 916803, 1288839, 2068137, 3866517, 9881099, 29643297, 88929891]

約数ペア:

[(1, 88929891), (3, 29643297), (9, 9881099), (23, 3866517), (43, 2068137), (69, 1288839), (97, 916803), (103, 863397), (129, 689379), (207, 429613), (291, 305601), (309, 287799), (387, 229793), (873, 101867), (927, 95933), (989, 89919), (2231, 39861), (2369, 37539), (2967, 29973), (4171, 21321), (4429, 20079), (6693, 13287), (7107, 12513), (8901, 9991)]