245648078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{219721}}^1$

素因数の和:219779

約数の個数: 16

約数和(自身を含む): 406046256

約数和(自身を除く): 160398178

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 219721, 439442, 2856373, 5712746, 9448003, 18896006, 122824039, 245648078]

約数ペア:

[(1, 245648078), (2, 122824039), (13, 18896006), (26, 9448003), (43, 5712746), (86, 2856373), (559, 439442), (1118, 219721)]