7741251

素因数分解:

$3^6\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:103

約数の個数: 56

約数和(自身を含む): 13955424

約数和(自身を除く): 6214173

約数列:

[1, 3, 7, 9, 21, 27, 37, 41, 63, 81, 111, 123, 189, 243, 259, 287, 333, 369, 567, 729, 777, 861, 999, 1107, 1517, 1701, 2331, 2583, 2997, 3321, 4551, 5103, 6993, 7749, 8991, 9963, 10619, 13653, 20979, 23247, 26973, 29889, 31857, 40959, 62937, 69741, 95571, 122877, 188811, 209223, 286713, 368631, 860139, 1105893, 2580417, 7741251]

約数ペア:

[(1, 7741251), (3, 2580417), (7, 1105893), (9, 860139), (21, 368631), (27, 286713), (37, 209223), (41, 188811), (63, 122877), (81, 95571), (111, 69741), (123, 62937), (189, 40959), (243, 31857), (259, 29889), (287, 26973), (333, 23247), (369, 20979), (567, 13653), (729, 10619), (777, 9963), (861, 8991), (999, 7749), (1107, 6993), (1517, 5103), (1701, 4551), (2331, 3321), (2583, 2997)]