13475511

素因数分解:

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

素因数の和:141

約数の個数: 64

約数和(自身を含む): 24514560

約数和(自身を除く): 11039049

約数列:

[1, 3, 7, 9, 21, 27, 37, 41, 47, 63, 111, 123, 141, 189, 259, 287, 329, 333, 369, 423, 777, 861, 987, 999, 1107, 1269, 1517, 1739, 1927, 2331, 2583, 2961, 4551, 5217, 5781, 6993, 7749, 8883, 10619, 12173, 13489, 13653, 15651, 17343, 31857, 36519, 40467, 40959, 46953, 52029, 71299, 95571, 109557, 121401, 213897, 286713, 328671, 364203, 499093, 641691, 1497279, 1925073, 4491837, 13475511]

約数ペア:

[(1, 13475511), (3, 4491837), (7, 1925073), (9, 1497279), (21, 641691), (27, 499093), (37, 364203), (41, 328671), (47, 286713), (63, 213897), (111, 121401), (123, 109557), (141, 95571), (189, 71299), (259, 52029), (287, 46953), (329, 40959), (333, 40467), (369, 36519), (423, 31857), (777, 17343), (861, 15651), (987, 13653), (999, 13489), (1107, 12173), (1269, 10619), (1517, 8883), (1739, 7749), (1927, 6993), (2331, 5781), (2583, 5217), (2961, 4551)]