220199589

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{821}}^1\times {\mathrm{1753}}^1$

素因数の和:2597

約数の個数: 24

約数和(自身を含む): 337378392

約数和(自身を除く): 117178803

約数列:

[1, 3, 9, 17, 51, 153, 821, 1753, 2463, 5259, 7389, 13957, 15777, 29801, 41871, 89403, 125613, 268209, 1439213, 4317639, 12952917, 24466621, 73399863, 220199589]

約数ペア:

[(1, 220199589), (3, 73399863), (9, 24466621), (17, 12952917), (51, 4317639), (153, 1439213), (821, 268209), (1753, 125613), (2463, 89403), (5259, 41871), (7389, 29801), (13957, 15777)]