28306026

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{479}}^1$

素因数の和:568

約数の個数: 72

約数和(自身を含む): 72558720

約数和(自身を除く): 44252694

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 67, 98, 126, 134, 147, 201, 294, 402, 441, 469, 479, 603, 882, 938, 958, 1206, 1407, 1437, 2814, 2874, 3283, 3353, 4221, 4311, 6566, 6706, 8442, 8622, 9849, 10059, 19698, 20118, 23471, 29547, 30177, 32093, 46942, 59094, 60354, 64186, 70413, 96279, 140826, 192558, 211239, 224651, 288837, 422478, 449302, 577674, 673953, 1347906, 1572557, 2021859, 3145114, 4043718, 4717671, 9435342, 14153013, 28306026]

約数ペア:

[(1, 28306026), (2, 14153013), (3, 9435342), (6, 4717671), (7, 4043718), (9, 3145114), (14, 2021859), (18, 1572557), (21, 1347906), (42, 673953), (49, 577674), (63, 449302), (67, 422478), (98, 288837), (126, 224651), (134, 211239), (147, 192558), (201, 140826), (294, 96279), (402, 70413), (441, 64186), (469, 60354), (479, 59094), (603, 46942), (882, 32093), (938, 30177), (958, 29547), (1206, 23471), (1407, 20118), (1437, 19698), (2814, 10059), (2874, 9849), (3283, 8622), (3353, 8442), (4221, 6706), (4311, 6566)]