68965785

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{31277}}^1$

素因数の和:31302

約数の個数: 36

約数和(自身を含む): 139061988

約数和(自身を除く): 70096203

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 31277, 93831, 156385, 218939, 281493, 469155, 656817, 1094695, 1407465, 1532573, 1970451, 3284085, 4597719, 7662865, 9852255, 13793157, 22988595, 68965785]

約数ペア:

[(1, 68965785), (3, 22988595), (5, 13793157), (7, 9852255), (9, 7662865), (15, 4597719), (21, 3284085), (35, 1970451), (45, 1532573), (49, 1407465), (63, 1094695), (105, 656817), (147, 469155), (245, 281493), (315, 218939), (441, 156385), (735, 93831), (2205, 31277)]