15275121183

素因数分解:

$3^7\times 7^4\times {\mathrm{2909}}^1$

素因数の和:2958

約数の個数: 80

約数和(自身を含む): 26734984800

約数和(自身を除く): 11459863617

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 343, 441, 567, 729, 1029, 1323, 1701, 2187, 2401, 2909, 3087, 3969, 5103, 7203, 8727, 9261, 11907, 15309, 20363, 21609, 26181, 27783, 35721, 61089, 64827, 78543, 83349, 107163, 142541, 183267, 194481, 235629, 250047, 427623, 549801, 583443, 706887, 750141, 997787, 1282869, 1649403, 1750329, 2120661, 2993361, 3848607, 4948209, 5250987, 6361983, 6984509, 8980083, 11545821, 14844627, 20953527, 26940249, 34637463, 44533881, 62860581, 80820747, 103912389, 188581743, 242462241, 311737167, 565745229, 727386723, 1697235687, 2182160169, 5091707061, 15275121183]

約数ペア:

[(1, 15275121183), (3, 5091707061), (7, 2182160169), (9, 1697235687), (21, 727386723), (27, 565745229), (49, 311737167), (63, 242462241), (81, 188581743), (147, 103912389), (189, 80820747), (243, 62860581), (343, 44533881), (441, 34637463), (567, 26940249), (729, 20953527), (1029, 14844627), (1323, 11545821), (1701, 8980083), (2187, 6984509), (2401, 6361983), (2909, 5250987), (3087, 4948209), (3969, 3848607), (5103, 2993361), (7203, 2120661), (8727, 1750329), (9261, 1649403), (11907, 1282869), (15309, 997787), (20363, 750141), (21609, 706887), (26181, 583443), (27783, 549801), (35721, 427623), (61089, 250047), (64827, 235629), (78543, 194481), (83349, 183267), (107163, 142541)]