202176891

素因数分解:

$3^4\times 7^3\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:435

約数の個数: 80

約数和(自身を含む): 371712000

約数和(自身を除く): 169535109

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 81, 133, 147, 171, 189, 343, 383, 399, 441, 513, 567, 931, 1029, 1149, 1197, 1323, 1539, 2681, 2793, 3087, 3447, 3591, 3969, 6517, 7277, 8043, 8379, 9261, 10341, 10773, 18767, 19551, 21831, 24129, 25137, 27783, 31023, 50939, 56301, 58653, 65493, 72387, 75411, 131369, 152817, 168903, 175959, 196479, 217161, 356573, 394107, 458451, 506709, 527877, 589437, 1069719, 1182321, 1375353, 1520127, 2496011, 3209157, 3546963, 4126059, 7488033, 9627471, 10640889, 22464099, 28882413, 67392297, 202176891]

約数ペア:

[(1, 202176891), (3, 67392297), (7, 28882413), (9, 22464099), (19, 10640889), (21, 9627471), (27, 7488033), (49, 4126059), (57, 3546963), (63, 3209157), (81, 2496011), (133, 1520127), (147, 1375353), (171, 1182321), (189, 1069719), (343, 589437), (383, 527877), (399, 506709), (441, 458451), (513, 394107), (567, 356573), (931, 217161), (1029, 196479), (1149, 175959), (1197, 168903), (1323, 152817), (1539, 131369), (2681, 75411), (2793, 72387), (3087, 65493), (3447, 58653), (3591, 56301), (3969, 50939), (6517, 31023), (7277, 27783), (8043, 25137), (8379, 24129), (9261, 21831), (10341, 19551), (10773, 18767)]