28549488

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:550

約数の個数: 80

約数和(自身を含む): 81244800

約数和(自身を除く): 52695312

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 139, 176, 264, 278, 389, 417, 528, 556, 778, 834, 1112, 1167, 1529, 1556, 1668, 2224, 2334, 3058, 3112, 3336, 4279, 4587, 4668, 6116, 6224, 6672, 8558, 9174, 9336, 12232, 12837, 17116, 18348, 18672, 24464, 25674, 34232, 36696, 51348, 54071, 68464, 73392, 102696, 108142, 162213, 205392, 216284, 324426, 432568, 594781, 648852, 865136, 1189562, 1297704, 1784343, 2379124, 2595408, 3568686, 4758248, 7137372, 9516496, 14274744, 28549488]

約数ペア:

[(1, 28549488), (2, 14274744), (3, 9516496), (4, 7137372), (6, 4758248), (8, 3568686), (11, 2595408), (12, 2379124), (16, 1784343), (22, 1297704), (24, 1189562), (33, 865136), (44, 648852), (48, 594781), (66, 432568), (88, 324426), (132, 216284), (139, 205392), (176, 162213), (264, 108142), (278, 102696), (389, 73392), (417, 68464), (528, 54071), (556, 51348), (778, 36696), (834, 34232), (1112, 25674), (1167, 24464), (1529, 18672), (1556, 18348), (1668, 17116), (2224, 12837), (2334, 12232), (3058, 9336), (3112, 9174), (3336, 8558), (4279, 6672), (4587, 6224), (4668, 6116)]