27800215

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2347}}^1$

素因数の和:2478

約数の個数: 16

約数和(自身を含む): 35163648

約数和(自身を除く): 7363433

約数列:

[1, 5, 23, 103, 115, 515, 2347, 2369, 11735, 11845, 53981, 241741, 269905, 1208705, 5560043, 27800215]

約数ペア:

[(1, 27800215), (5, 5560043), (23, 1208705), (103, 269905), (115, 241741), (515, 53981), (2347, 11845), (2369, 11735)]