247487562

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{5323}}^1$

素因数の和:5385

約数の個数: 80

約数和(自身を含む): 649357632

約数和(自身を除く): 401870070

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 63, 81, 82, 123, 126, 162, 189, 246, 287, 369, 378, 567, 574, 738, 861, 1107, 1134, 1722, 2214, 2583, 3321, 5166, 5323, 6642, 7749, 10646, 15498, 15969, 23247, 31938, 37261, 46494, 47907, 74522, 95814, 111783, 143721, 218243, 223566, 287442, 335349, 431163, 436486, 654729, 670698, 862326, 1006047, 1309458, 1527701, 1964187, 2012094, 3018141, 3055402, 3928374, 4583103, 5892561, 6036282, 9166206, 11785122, 13749309, 17677683, 27498618, 35355366, 41247927, 82495854, 123743781, 247487562]

約数ペア:

[(1, 247487562), (2, 123743781), (3, 82495854), (6, 41247927), (7, 35355366), (9, 27498618), (14, 17677683), (18, 13749309), (21, 11785122), (27, 9166206), (41, 6036282), (42, 5892561), (54, 4583103), (63, 3928374), (81, 3055402), (82, 3018141), (123, 2012094), (126, 1964187), (162, 1527701), (189, 1309458), (246, 1006047), (287, 862326), (369, 670698), (378, 654729), (567, 436486), (574, 431163), (738, 335349), (861, 287442), (1107, 223566), (1134, 218243), (1722, 143721), (2214, 111783), (2583, 95814), (3321, 74522), (5166, 47907), (5323, 46494), (6642, 37261), (7749, 31938), (10646, 23247), (15498, 15969)]