28080243

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{467}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 44478720

約数和(自身を除く): 16398477

約数列:

[1, 3, 9, 17, 27, 51, 131, 153, 393, 459, 467, 1179, 1401, 2227, 3537, 4203, 6681, 7939, 12609, 20043, 23817, 60129, 61177, 71451, 183531, 214353, 550593, 1040009, 1651779, 3120027, 9360081, 28080243]

約数ペア:

[(1, 28080243), (3, 9360081), (9, 3120027), (17, 1651779), (27, 1040009), (51, 550593), (131, 214353), (153, 183531), (393, 71451), (459, 61177), (467, 60129), (1179, 23817), (1401, 20043), (2227, 12609), (3537, 7939), (4203, 6681)]