2177788239

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{21997861}}^1$

素因数の和:21997878

約数の個数: 12

約数和(自身を含む): 3431666472

約数和(自身を除く): 1253878233

約数列:

[1, 3, 9, 11, 33, 99, 21997861, 65993583, 197980749, 241976471, 725929413, 2177788239]

約数ペア:

[(1, 2177788239), (3, 725929413), (9, 241976471), (11, 197980749), (33, 65993583), (99, 21997861)]