27654291

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:206

約数の個数: 80

約数和(自身を含む): 52968960

約数和(自身を除く): 25314669

約数列:

[1, 3, 7, 9, 17, 19, 21, 27, 51, 57, 63, 81, 119, 133, 151, 153, 171, 189, 323, 357, 399, 453, 459, 513, 567, 969, 1057, 1071, 1197, 1359, 1377, 1539, 2261, 2567, 2869, 2907, 3171, 3213, 3591, 4077, 6783, 7701, 8607, 8721, 9513, 9639, 10773, 12231, 17969, 20083, 20349, 23103, 25821, 26163, 28539, 48773, 53907, 60249, 61047, 69309, 77463, 85617, 146319, 161721, 180747, 183141, 207927, 232389, 341411, 438957, 485163, 542241, 1024233, 1316871, 1455489, 1626723, 3072699, 3950613, 9218097, 27654291]

約数ペア:

[(1, 27654291), (3, 9218097), (7, 3950613), (9, 3072699), (17, 1626723), (19, 1455489), (21, 1316871), (27, 1024233), (51, 542241), (57, 485163), (63, 438957), (81, 341411), (119, 232389), (133, 207927), (151, 183141), (153, 180747), (171, 161721), (189, 146319), (323, 85617), (357, 77463), (399, 69309), (453, 61047), (459, 60249), (513, 53907), (567, 48773), (969, 28539), (1057, 26163), (1071, 25821), (1197, 23103), (1359, 20349), (1377, 20083), (1539, 17969), (2261, 12231), (2567, 10773), (2869, 9639), (2907, 9513), (3171, 8721), (3213, 8607), (3591, 7701), (4077, 6783)]