320448051

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 587804672

約数和(自身を除く): 267356621

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 127, 231, 331, 363, 381, 693, 847, 889, 993, 1089, 1143, 1397, 2317, 2541, 2667, 2979, 3641, 4191, 6951, 7623, 8001, 9779, 10923, 12573, 15367, 20853, 25487, 29337, 32769, 40051, 42037, 46101, 76461, 88011, 107569, 120153, 126111, 138303, 229383, 280357, 294259, 322707, 360459, 378333, 462407, 841071, 882777, 968121, 1387221, 2523213, 2648331, 3236849, 4161663, 5086477, 9710547, 15259431, 29131641, 35605339, 45778293, 106816017, 320448051]

約数ペア:

[(1, 320448051), (3, 106816017), (7, 45778293), (9, 35605339), (11, 29131641), (21, 15259431), (33, 9710547), (63, 5086477), (77, 4161663), (99, 3236849), (121, 2648331), (127, 2523213), (231, 1387221), (331, 968121), (363, 882777), (381, 841071), (693, 462407), (847, 378333), (889, 360459), (993, 322707), (1089, 294259), (1143, 280357), (1397, 229383), (2317, 138303), (2541, 126111), (2667, 120153), (2979, 107569), (3641, 88011), (4191, 76461), (6951, 46101), (7623, 42037), (8001, 40051), (9779, 32769), (10923, 29337), (12573, 25487), (15367, 20853)]