201925143

素因数分解:

$3^4\times 7^1\times {\mathrm{356129}}^1$

素因数の和:356148

約数の個数: 20

約数和(自身を含む): 344733840

約数和(自身を除く): 142808697

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 356129, 1068387, 2492903, 3205161, 7478709, 9615483, 22436127, 28846449, 67308381, 201925143]

約数ペア:

[(1, 201925143), (3, 67308381), (7, 28846449), (9, 22436127), (21, 9615483), (27, 7478709), (63, 3205161), (81, 2492903), (189, 1068387), (567, 356129)]