121558563

素因数分解:

$3^6\times 7^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:156

約数の個数: 84

約数和(自身を含む): 219797928

約数和(自身を除く): 98239365

約数列:

[1, 3, 7, 9, 21, 27, 41, 49, 63, 81, 83, 123, 147, 189, 243, 249, 287, 369, 441, 567, 581, 729, 747, 861, 1107, 1323, 1701, 1743, 2009, 2241, 2583, 3321, 3403, 3969, 4067, 5103, 5229, 6027, 6723, 7749, 9963, 10209, 11907, 12201, 15687, 18081, 20169, 23247, 23821, 29889, 30627, 35721, 36603, 47061, 54243, 60507, 69741, 71463, 91881, 109809, 141183, 162729, 166747, 209223, 214389, 275643, 329427, 423549, 488187, 500241, 643167, 826929, 988281, 1464561, 1500723, 1929501, 2480787, 2964843, 4502169, 5788503, 13506507, 17365509, 40519521, 121558563]

約数ペア:

[(1, 121558563), (3, 40519521), (7, 17365509), (9, 13506507), (21, 5788503), (27, 4502169), (41, 2964843), (49, 2480787), (63, 1929501), (81, 1500723), (83, 1464561), (123, 988281), (147, 826929), (189, 643167), (243, 500241), (249, 488187), (287, 423549), (369, 329427), (441, 275643), (567, 214389), (581, 209223), (729, 166747), (747, 162729), (861, 141183), (1107, 109809), (1323, 91881), (1701, 71463), (1743, 69741), (2009, 60507), (2241, 54243), (2583, 47061), (3321, 36603), (3403, 35721), (3969, 30627), (4067, 29889), (5103, 23821), (5229, 23247), (6027, 20169), (6723, 18081), (7749, 15687), (9963, 12201), (10209, 11907)]