51817428

素因数分解:

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

素因数の和:223

約数の個数: 144

約数和(自身を含む): 154949760

約数和(自身を除く): 103132332

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 27, 34, 36, 39, 51, 52, 54, 68, 78, 102, 108, 117, 153, 156, 167, 169, 204, 221, 234, 306, 334, 338, 351, 442, 459, 468, 501, 507, 612, 663, 668, 676, 702, 884, 918, 1002, 1014, 1326, 1404, 1503, 1521, 1836, 1989, 2004, 2028, 2171, 2652, 2839, 2873, 3006, 3042, 3978, 4342, 4509, 4563, 5678, 5746, 5967, 6012, 6084, 6513, 7956, 8517, 8619, 8684, 9018, 9126, 11356, 11492, 11934, 13026, 17034, 17238, 18036, 18252, 19539, 23868, 25551, 25857, 26052, 28223, 34068, 34476, 36907, 39078, 51102, 51714, 56446, 58617, 73814, 76653, 77571, 78156, 84669, 102204, 103428, 110721, 112892, 117234, 147628, 153306, 155142, 169338, 221442, 234468, 254007, 306612, 310284, 332163, 338676, 442884, 479791, 508014, 664326, 762021, 959582, 996489, 1016028, 1328652, 1439373, 1524042, 1919164, 1992978, 2878746, 3048084, 3985956, 4318119, 5757492, 8636238, 12954357, 17272476, 25908714, 51817428]

約数ペア:

[(1, 51817428), (2, 25908714), (3, 17272476), (4, 12954357), (6, 8636238), (9, 5757492), (12, 4318119), (13, 3985956), (17, 3048084), (18, 2878746), (26, 1992978), (27, 1919164), (34, 1524042), (36, 1439373), (39, 1328652), (51, 1016028), (52, 996489), (54, 959582), (68, 762021), (78, 664326), (102, 508014), (108, 479791), (117, 442884), (153, 338676), (156, 332163), (167, 310284), (169, 306612), (204, 254007), (221, 234468), (234, 221442), (306, 169338), (334, 155142), (338, 153306), (351, 147628), (442, 117234), (459, 112892), (468, 110721), (501, 103428), (507, 102204), (612, 84669), (663, 78156), (668, 77571), (676, 76653), (702, 73814), (884, 58617), (918, 56446), (1002, 51714), (1014, 51102), (1326, 39078), (1404, 36907), (1503, 34476), (1521, 34068), (1836, 28223), (1989, 26052), (2004, 25857), (2028, 25551), (2171, 23868), (2652, 19539), (2839, 18252), (2873, 18036), (3006, 17238), (3042, 17034), (3978, 13026), (4342, 11934), (4509, 11492), (4563, 11356), (5678, 9126), (5746, 9018), (5967, 8684), (6012, 8619), (6084, 8517), (6513, 7956)]