11970805

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:130

約数の個数: 64

約数和(自身を含む): 19906560

約数和(自身を除く): 7935755

約数列:

[1, 5, 7, 11, 17, 31, 35, 55, 59, 77, 85, 119, 155, 187, 217, 295, 341, 385, 413, 527, 595, 649, 935, 1003, 1085, 1309, 1705, 1829, 2065, 2387, 2635, 3245, 3689, 4543, 5015, 5797, 6545, 7021, 9145, 11033, 11935, 12803, 18445, 20119, 22715, 28985, 31093, 35105, 40579, 55165, 64015, 77231, 100595, 140833, 155465, 202895, 217651, 342023, 386155, 704165, 1088255, 1710115, 2394161, 11970805]

約数ペア:

[(1, 11970805), (5, 2394161), (7, 1710115), (11, 1088255), (17, 704165), (31, 386155), (35, 342023), (55, 217651), (59, 202895), (77, 155465), (85, 140833), (119, 100595), (155, 77231), (187, 64015), (217, 55165), (295, 40579), (341, 35105), (385, 31093), (413, 28985), (527, 22715), (595, 20119), (649, 18445), (935, 12803), (1003, 11935), (1085, 11033), (1309, 9145), (1705, 7021), (1829, 6545), (2065, 5797), (2387, 5015), (2635, 4543), (3245, 3689)]