4491837

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 7967232

約数和(自身を除く): 3475395

約数列:

[1, 3, 7, 9, 21, 37, 41, 47, 63, 111, 123, 141, 259, 287, 329, 333, 369, 423, 777, 861, 987, 1517, 1739, 1927, 2331, 2583, 2961, 4551, 5217, 5781, 10619, 12173, 13489, 13653, 15651, 17343, 31857, 36519, 40467, 71299, 95571, 109557, 121401, 213897, 499093, 641691, 1497279, 4491837]

約数ペア:

[(1, 4491837), (3, 1497279), (7, 641691), (9, 499093), (21, 213897), (37, 121401), (41, 109557), (47, 95571), (63, 71299), (111, 40467), (123, 36519), (141, 31857), (259, 17343), (287, 15651), (329, 13653), (333, 13489), (369, 12173), (423, 10619), (777, 5781), (861, 5217), (987, 4551), (1517, 2961), (1739, 2583), (1927, 2331)]