68690223

素因数分解:

$3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{5479}}^1$

素因数の和:5691

約数の個数: 24

約数和(自身を含む): 113984000

約数和(自身を除く): 45293777

約数列:

[1, 3, 7, 9, 21, 63, 199, 597, 1393, 1791, 4179, 5479, 12537, 16437, 38353, 49311, 115059, 345177, 1090321, 3270963, 7632247, 9812889, 22896741, 68690223]

約数ペア:

[(1, 68690223), (3, 22896741), (7, 9812889), (9, 7632247), (21, 3270963), (63, 1090321), (199, 345177), (597, 115059), (1393, 49311), (1791, 38353), (4179, 16437), (5479, 12537)]