23142987

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8543}}^1$

素因数の和:8599

約数の個数: 24

約数和(自身を含む): 39097344

約数和(自身を除く): 15954357

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 8543, 25629, 59801, 76887, 179403, 367349, 538209, 1102047, 2571443, 3306141, 7714329, 23142987]

約数ペア:

[(1, 23142987), (3, 7714329), (7, 3306141), (9, 2571443), (21, 1102047), (43, 538209), (63, 367349), (129, 179403), (301, 76887), (387, 59801), (903, 25629), (2709, 8543)]