66728819

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{619}}^1$

素因数の和:794

約数の個数: 16

約数和(自身を含む): 72019200

約数和(自身を除く): 5290381

約数列:

[1, 23, 43, 109, 619, 989, 2507, 4687, 14237, 26617, 67471, 107801, 612191, 1551833, 2901253, 66728819]

約数ペア:

[(1, 66728819), (23, 2901253), (43, 1551833), (109, 612191), (619, 107801), (989, 67471), (2507, 26617), (4687, 14237)]