51218433

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:891

約数の個数: 64

約数和(自身を含む): 96768000

約数和(自身を除く): 45549567

約数列:

[1, 3, 7, 9, 17, 19, 21, 27, 51, 57, 63, 119, 133, 153, 171, 189, 323, 357, 399, 459, 513, 839, 969, 1071, 1197, 2261, 2517, 2907, 3213, 3591, 5873, 6783, 7551, 8721, 14263, 15941, 17619, 20349, 22653, 42789, 47823, 52857, 61047, 99841, 111587, 128367, 143469, 158571, 270997, 299523, 334761, 385101, 430407, 812991, 898569, 1004283, 1896979, 2438973, 2695707, 3012849, 5690937, 7316919, 17072811, 51218433]

約数ペア:

[(1, 51218433), (3, 17072811), (7, 7316919), (9, 5690937), (17, 3012849), (19, 2695707), (21, 2438973), (27, 1896979), (51, 1004283), (57, 898569), (63, 812991), (119, 430407), (133, 385101), (153, 334761), (171, 299523), (189, 270997), (323, 158571), (357, 143469), (399, 128367), (459, 111587), (513, 99841), (839, 61047), (969, 52857), (1071, 47823), (1197, 42789), (2261, 22653), (2517, 20349), (2907, 17619), (3213, 15941), (3591, 14263), (5873, 8721), (6783, 7551)]