26688536

素因数分解:

$2^3\times 7^2\times {\mathrm{103}}^1\times {\mathrm{661}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 58865040

約数和(自身を除く): 32176504

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 103, 196, 206, 392, 412, 661, 721, 824, 1322, 1442, 2644, 2884, 4627, 5047, 5288, 5768, 9254, 10094, 18508, 20188, 32389, 37016, 40376, 64778, 68083, 129556, 136166, 259112, 272332, 476581, 544664, 953162, 1906324, 3336067, 3812648, 6672134, 13344268, 26688536]

約数ペア:

[(1, 26688536), (2, 13344268), (4, 6672134), (7, 3812648), (8, 3336067), (14, 1906324), (28, 953162), (49, 544664), (56, 476581), (98, 272332), (103, 259112), (196, 136166), (206, 129556), (392, 68083), (412, 64778), (661, 40376), (721, 37016), (824, 32389), (1322, 20188), (1442, 18508), (2644, 10094), (2884, 9254), (4627, 5768), (5047, 5288)]