26754147

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 49320960

約数和(自身を除く): 22566813

約数列:

[1, 3, 7, 9, 19, 21, 31, 49, 57, 63, 93, 103, 133, 147, 171, 217, 279, 309, 399, 441, 589, 651, 721, 927, 931, 1197, 1519, 1767, 1953, 1957, 2163, 2793, 3193, 4123, 4557, 5047, 5301, 5871, 6489, 8379, 9579, 12369, 13671, 13699, 15141, 17613, 22351, 28737, 28861, 37107, 41097, 45423, 60667, 67053, 86583, 95893, 123291, 156457, 182001, 201159, 259749, 287679, 424669, 469371, 546003, 863037, 1274007, 1408113, 2972683, 3822021, 8918049, 26754147]

約数ペア:

[(1, 26754147), (3, 8918049), (7, 3822021), (9, 2972683), (19, 1408113), (21, 1274007), (31, 863037), (49, 546003), (57, 469371), (63, 424669), (93, 287679), (103, 259749), (133, 201159), (147, 182001), (171, 156457), (217, 123291), (279, 95893), (309, 86583), (399, 67053), (441, 60667), (589, 45423), (651, 41097), (721, 37107), (927, 28861), (931, 28737), (1197, 22351), (1519, 17613), (1767, 15141), (1953, 13699), (1957, 13671), (2163, 12369), (2793, 9579), (3193, 8379), (4123, 6489), (4557, 5871), (5047, 5301)]