25908714

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 66407040

約数和(自身を除く): 40498326

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 153, 167, 169, 221, 234, 306, 334, 338, 351, 442, 459, 501, 507, 663, 702, 918, 1002, 1014, 1326, 1503, 1521, 1989, 2171, 2839, 2873, 3006, 3042, 3978, 4342, 4509, 4563, 5678, 5746, 5967, 6513, 8517, 8619, 9018, 9126, 11934, 13026, 17034, 17238, 19539, 25551, 25857, 28223, 36907, 39078, 51102, 51714, 56446, 58617, 73814, 76653, 77571, 84669, 110721, 117234, 153306, 155142, 169338, 221442, 254007, 332163, 479791, 508014, 664326, 762021, 959582, 996489, 1439373, 1524042, 1992978, 2878746, 4318119, 8636238, 12954357, 25908714]

約数ペア:

[(1, 25908714), (2, 12954357), (3, 8636238), (6, 4318119), (9, 2878746), (13, 1992978), (17, 1524042), (18, 1439373), (26, 996489), (27, 959582), (34, 762021), (39, 664326), (51, 508014), (54, 479791), (78, 332163), (102, 254007), (117, 221442), (153, 169338), (167, 155142), (169, 153306), (221, 117234), (234, 110721), (306, 84669), (334, 77571), (338, 76653), (351, 73814), (442, 58617), (459, 56446), (501, 51714), (507, 51102), (663, 39078), (702, 36907), (918, 28223), (1002, 25857), (1014, 25551), (1326, 19539), (1503, 17238), (1521, 17034), (1989, 13026), (2171, 11934), (2839, 9126), (2873, 9018), (3006, 8619), (3042, 8517), (3978, 6513), (4342, 5967), (4509, 5746), (4563, 5678)]