77963988

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1087}}^1$

素因数の和:1276

約数の個数: 48

約数和(自身を含む): 187658240

約数和(自身を除く): 109694252

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 139, 172, 258, 278, 417, 516, 556, 834, 1087, 1668, 2174, 3261, 4348, 5977, 6522, 11954, 13044, 17931, 23908, 35862, 46741, 71724, 93482, 140223, 151093, 186964, 280446, 302186, 453279, 560892, 604372, 906558, 1813116, 6496999, 12993998, 19490997, 25987996, 38981994, 77963988]

約数ペア:

[(1, 77963988), (2, 38981994), (3, 25987996), (4, 19490997), (6, 12993998), (12, 6496999), (43, 1813116), (86, 906558), (129, 604372), (139, 560892), (172, 453279), (258, 302186), (278, 280446), (417, 186964), (516, 151093), (556, 140223), (834, 93482), (1087, 71724), (1668, 46741), (2174, 35862), (3261, 23908), (4348, 17931), (5977, 13044), (6522, 11954)]