79831521

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:136

約数の個数: 128

約数和(自身を含む): 162201600

約数和(自身を除く): 82370079

約数列:

[1, 3, 7, 9, 11, 19, 21, 27, 33, 43, 47, 57, 63, 77, 99, 129, 133, 141, 171, 189, 209, 231, 297, 301, 329, 387, 399, 423, 473, 513, 517, 627, 693, 817, 893, 903, 987, 1161, 1197, 1269, 1419, 1463, 1551, 1881, 2021, 2079, 2451, 2679, 2709, 2961, 3311, 3591, 3619, 4257, 4389, 4653, 5643, 5719, 6063, 6251, 7353, 8037, 8127, 8883, 8987, 9823, 9933, 10857, 12771, 13167, 13959, 14147, 17157, 18189, 18753, 22059, 22231, 24111, 26961, 29469, 29799, 32571, 38399, 39501, 42441, 51471, 54567, 56259, 62909, 66693, 68761, 80883, 88407, 89397, 97713, 115197, 127323, 154413, 155617, 168777, 188727, 200079, 206283, 242649, 265221, 268793, 345591, 381969, 422389, 466851, 566181, 600237, 618849, 806379, 1036773, 1267167, 1400553, 1698543, 1856547, 2419137, 2956723, 3801501, 4201659, 7257411, 8870169, 11404503, 26610507, 79831521]

約数ペア:

[(1, 79831521), (3, 26610507), (7, 11404503), (9, 8870169), (11, 7257411), (19, 4201659), (21, 3801501), (27, 2956723), (33, 2419137), (43, 1856547), (47, 1698543), (57, 1400553), (63, 1267167), (77, 1036773), (99, 806379), (129, 618849), (133, 600237), (141, 566181), (171, 466851), (189, 422389), (209, 381969), (231, 345591), (297, 268793), (301, 265221), (329, 242649), (387, 206283), (399, 200079), (423, 188727), (473, 168777), (513, 155617), (517, 154413), (627, 127323), (693, 115197), (817, 97713), (893, 89397), (903, 88407), (987, 80883), (1161, 68761), (1197, 66693), (1269, 62909), (1419, 56259), (1463, 54567), (1551, 51471), (1881, 42441), (2021, 39501), (2079, 38399), (2451, 32571), (2679, 29799), (2709, 29469), (2961, 26961), (3311, 24111), (3591, 22231), (3619, 22059), (4257, 18753), (4389, 18189), (4653, 17157), (5643, 14147), (5719, 13959), (6063, 13167), (6251, 12771), (7353, 10857), (8037, 9933), (8127, 9823), (8883, 8987)]