42971229

素因数分解:

$3^4\times 7^1\times {\mathrm{75787}}^1$

素因数の和:75806

約数の個数: 20

約数和(自身を含む): 73362784

約数和(自身を除く): 30391555

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 75787, 227361, 530509, 682083, 1591527, 2046249, 4774581, 6138747, 14323743, 42971229]

約数ペア:

[(1, 42971229), (3, 14323743), (7, 6138747), (9, 4774581), (21, 2046249), (27, 1591527), (63, 682083), (81, 530509), (189, 227361), (567, 75787)]