2005909191

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173177}}^1$

素因数の和:173213

約数の個数: 40

約数和(自身を含む): 3520362384

約数和(自身を除く): 1514453193

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 297, 351, 429, 891, 1053, 1287, 3861, 11583, 173177, 519531, 1558593, 1904947, 2251301, 4675779, 5714841, 6753903, 14027337, 17144523, 20261709, 24764311, 51433569, 60785127, 74292933, 154300707, 182355381, 222878799, 668636397, 2005909191]

約数ペア:

[(1, 2005909191), (3, 668636397), (9, 222878799), (11, 182355381), (13, 154300707), (27, 74292933), (33, 60785127), (39, 51433569), (81, 24764311), (99, 20261709), (117, 17144523), (143, 14027337), (297, 6753903), (351, 5714841), (429, 4675779), (891, 2251301), (1053, 1904947), (1287, 1558593), (3861, 519531), (11583, 173177)]