81087121

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{503}}^1$

素因数の和:732

約数の個数: 16

約数和(自身を含む): 87284736

約数和(自身を除く): 6197615

約数列:

[1, 23, 43, 163, 503, 989, 3749, 7009, 11569, 21629, 81989, 161207, 497467, 1885747, 3525527, 81087121]

約数ペア:

[(1, 81087121), (23, 3525527), (43, 1885747), (163, 497467), (503, 161207), (989, 81989), (3749, 21629), (7009, 11569)]