40550419

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{241}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 51307872

約数和(自身を除く): 10757453

約数列:

[1, 7, 13, 43, 91, 241, 301, 559, 1687, 1849, 3133, 3913, 10363, 12943, 21931, 24037, 72541, 134719, 168259, 445609, 943033, 3119263, 5792917, 40550419]

約数ペア:

[(1, 40550419), (7, 5792917), (13, 3119263), (43, 943033), (91, 445609), (241, 168259), (301, 134719), (559, 72541), (1687, 24037), (1849, 21931), (3133, 12943), (3913, 10363)]