8640918

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1$

素因数の和:411

約数の個数: 80

約数和(自身を含む): 22808016

約数和(自身を除く): 14167098

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 54, 66, 78, 81, 99, 117, 143, 162, 198, 234, 286, 297, 351, 373, 429, 594, 702, 746, 858, 891, 1053, 1119, 1287, 1782, 2106, 2238, 2574, 3357, 3861, 4103, 4849, 6714, 7722, 8206, 9698, 10071, 11583, 12309, 14547, 20142, 23166, 24618, 29094, 30213, 36927, 43641, 53339, 60426, 73854, 87282, 106678, 110781, 130923, 160017, 221562, 261846, 320034, 332343, 392769, 480051, 664686, 785538, 960102, 1440153, 2880306, 4320459, 8640918]

約数ペア:

[(1, 8640918), (2, 4320459), (3, 2880306), (6, 1440153), (9, 960102), (11, 785538), (13, 664686), (18, 480051), (22, 392769), (26, 332343), (27, 320034), (33, 261846), (39, 221562), (54, 160017), (66, 130923), (78, 110781), (81, 106678), (99, 87282), (117, 73854), (143, 60426), (162, 53339), (198, 43641), (234, 36927), (286, 30213), (297, 29094), (351, 24618), (373, 23166), (429, 20142), (594, 14547), (702, 12309), (746, 11583), (858, 10071), (891, 9698), (1053, 8206), (1119, 7722), (1287, 6714), (1782, 4849), (2106, 4103), (2238, 3861), (2574, 3357)]