233907009

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1\times {\mathrm{857}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 366702336

約数和(自身を除く): 132795327

約数列:

[1, 3, 7, 21, 41, 123, 287, 317, 857, 861, 951, 2219, 2571, 5999, 6657, 12997, 17997, 35137, 38991, 90979, 105411, 245959, 271669, 272937, 737877, 815007, 1901683, 5705049, 11138429, 33415287, 77969003, 233907009]

約数ペア:

[(1, 233907009), (3, 77969003), (7, 33415287), (21, 11138429), (41, 5705049), (123, 1901683), (287, 815007), (317, 737877), (857, 272937), (861, 271669), (951, 245959), (2219, 105411), (2571, 90979), (5999, 38991), (6657, 35137), (12997, 17997)]