7981659

素因数分解:

$3^4\times 7^2\times {\mathrm{2011}}^1$

素因数の和:2037

約数の個数: 30

約数和(自身を含む): 13876764

約数和(自身を除く): 5895105

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 2011, 3969, 6033, 14077, 18099, 42231, 54297, 98539, 126693, 162891, 295617, 380079, 886851, 1140237, 2660553, 7981659]

約数ペア:

[(1, 7981659), (3, 2660553), (7, 1140237), (9, 886851), (21, 380079), (27, 295617), (49, 162891), (63, 126693), (81, 98539), (147, 54297), (189, 42231), (441, 18099), (567, 14077), (1323, 6033), (2011, 3969)]