205753212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{7927}}^1$

素因数の和:8047

約数の個数: 72

約数和(自身を含む): 600244736

約数和(自身を除く): 394491524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 103, 126, 206, 252, 309, 412, 618, 721, 927, 1236, 1442, 1854, 2163, 2884, 3708, 4326, 6489, 7927, 8652, 12978, 15854, 23781, 25956, 31708, 47562, 55489, 71343, 95124, 110978, 142686, 166467, 221956, 285372, 332934, 499401, 665868, 816481, 998802, 1632962, 1997604, 2449443, 3265924, 4898886, 5715367, 7348329, 9797772, 11430734, 14696658, 17146101, 22861468, 29393316, 34292202, 51438303, 68584404, 102876606, 205753212]

約数ペア:

[(1, 205753212), (2, 102876606), (3, 68584404), (4, 51438303), (6, 34292202), (7, 29393316), (9, 22861468), (12, 17146101), (14, 14696658), (18, 11430734), (21, 9797772), (28, 7348329), (36, 5715367), (42, 4898886), (63, 3265924), (84, 2449443), (103, 1997604), (126, 1632962), (206, 998802), (252, 816481), (309, 665868), (412, 499401), (618, 332934), (721, 285372), (927, 221956), (1236, 166467), (1442, 142686), (1854, 110978), (2163, 95124), (2884, 71343), (3708, 55489), (4326, 47562), (6489, 31708), (7927, 25956), (8652, 23781), (12978, 15854)]