237788217

素因数分解:

$3^4\times {\mathrm{613}}^1\times {\mathrm{4789}}^1$

素因数の和:5414

約数の個数: 20

約数和(自身を含む): 355868260

約数和(自身を除く): 118080043

約数列:

[1, 3, 9, 27, 81, 613, 1839, 4789, 5517, 14367, 16551, 43101, 49653, 129303, 387909, 2935657, 8806971, 26420913, 79262739, 237788217]

約数ペア:

[(1, 237788217), (3, 79262739), (9, 26420913), (27, 8806971), (81, 2935657), (613, 387909), (1839, 129303), (4789, 49653), (5517, 43101), (14367, 16551)]