1330676991

素因数分解:

$3^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{21143}}^1$

素因数の和:21202

約数の個数: 48

約数和(自身を含む): 2339710464

約数和(自身を除く): 1009033473

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 81, 111, 189, 243, 259, 333, 567, 777, 999, 1701, 2331, 2997, 6993, 8991, 20979, 21143, 62937, 63429, 148001, 190287, 444003, 570861, 782291, 1332009, 1712583, 2346873, 3996027, 5137749, 5476037, 7040619, 11988081, 16428111, 21121857, 35964243, 49284333, 63365571, 147852999, 190096713, 443558997, 1330676991]

約数ペア:

[(1, 1330676991), (3, 443558997), (7, 190096713), (9, 147852999), (21, 63365571), (27, 49284333), (37, 35964243), (63, 21121857), (81, 16428111), (111, 11988081), (189, 7040619), (243, 5476037), (259, 5137749), (333, 3996027), (567, 2346873), (777, 1712583), (999, 1332009), (1701, 782291), (2331, 570861), (2997, 444003), (6993, 190287), (8991, 148001), (20979, 63429), (21143, 62937)]