28873416

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 87091200

約数和(自身を除く): 58217784

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 47, 52, 66, 78, 88, 94, 104, 132, 141, 143, 156, 179, 188, 264, 282, 286, 312, 358, 376, 429, 517, 537, 564, 572, 611, 716, 858, 1034, 1074, 1128, 1144, 1222, 1432, 1551, 1716, 1833, 1969, 2068, 2148, 2327, 2444, 3102, 3432, 3666, 3938, 4136, 4296, 4654, 4888, 5907, 6204, 6721, 6981, 7332, 7876, 8413, 9308, 11814, 12408, 13442, 13962, 14664, 15752, 16826, 18616, 20163, 23628, 25239, 25597, 26884, 27924, 33652, 40326, 47256, 50478, 51194, 53768, 55848, 67304, 76791, 80652, 92543, 100956, 102388, 109369, 153582, 161304, 185086, 201912, 204776, 218738, 277629, 307164, 328107, 370172, 437476, 555258, 614328, 656214, 740344, 874952, 1110516, 1203059, 1312428, 2221032, 2406118, 2624856, 3609177, 4812236, 7218354, 9624472, 14436708, 28873416]

約数ペア:

[(1, 28873416), (2, 14436708), (3, 9624472), (4, 7218354), (6, 4812236), (8, 3609177), (11, 2624856), (12, 2406118), (13, 2221032), (22, 1312428), (24, 1203059), (26, 1110516), (33, 874952), (39, 740344), (44, 656214), (47, 614328), (52, 555258), (66, 437476), (78, 370172), (88, 328107), (94, 307164), (104, 277629), (132, 218738), (141, 204776), (143, 201912), (156, 185086), (179, 161304), (188, 153582), (264, 109369), (282, 102388), (286, 100956), (312, 92543), (358, 80652), (376, 76791), (429, 67304), (517, 55848), (537, 53768), (564, 51194), (572, 50478), (611, 47256), (716, 40326), (858, 33652), (1034, 27924), (1074, 26884), (1128, 25597), (1144, 25239), (1222, 23628), (1432, 20163), (1551, 18616), (1716, 16826), (1833, 15752), (1969, 14664), (2068, 13962), (2148, 13442), (2327, 12408), (2444, 11814), (3102, 9308), (3432, 8413), (3666, 7876), (3938, 7332), (4136, 6981), (4296, 6721), (4654, 6204), (4888, 5907)]