81157566

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{751}}^1$

素因数の和:877

約数の個数: 64

約数和(自身を含む): 194052096

約数和(自身を除く): 112894530

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 83, 93, 166, 186, 217, 249, 434, 498, 581, 651, 751, 1162, 1302, 1502, 1743, 2253, 2573, 3486, 4506, 5146, 5257, 7719, 10514, 15438, 15771, 18011, 23281, 31542, 36022, 46562, 54033, 62333, 69843, 108066, 124666, 139686, 162967, 186999, 325934, 373998, 436331, 488901, 872662, 977802, 1308993, 1932323, 2617986, 3864646, 5796969, 11593938, 13526261, 27052522, 40578783, 81157566]

約数ペア:

[(1, 81157566), (2, 40578783), (3, 27052522), (6, 13526261), (7, 11593938), (14, 5796969), (21, 3864646), (31, 2617986), (42, 1932323), (62, 1308993), (83, 977802), (93, 872662), (166, 488901), (186, 436331), (217, 373998), (249, 325934), (434, 186999), (498, 162967), (581, 139686), (651, 124666), (751, 108066), (1162, 69843), (1302, 62333), (1502, 54033), (1743, 46562), (2253, 36022), (2573, 31542), (3486, 23281), (4506, 18011), (5146, 15771), (5257, 15438), (7719, 10514)]