1238439839

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{9941}}^1$

素因数の和:10035

約数の個数: 24

約数和(自身を含む): 1566700128

約数和(自身を除く): 328260289

約数列:

[1, 7, 13, 37, 91, 259, 481, 1369, 3367, 9583, 9941, 17797, 69587, 124579, 129233, 367817, 904631, 2574719, 4781621, 13609229, 33471347, 95264603, 176919977, 1238439839]

約数ペア:

[(1, 1238439839), (7, 176919977), (13, 95264603), (37, 33471347), (91, 13609229), (259, 4781621), (481, 2574719), (1369, 904631), (3367, 367817), (9583, 129233), (9941, 124579), (17797, 69587)]