5130531

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 9105408

約数和(自身を除く): 3974877

約数列:

[1, 3, 7, 9, 21, 31, 37, 63, 71, 93, 111, 213, 217, 259, 279, 333, 497, 639, 651, 777, 1147, 1491, 1953, 2201, 2331, 2627, 3441, 4473, 6603, 7881, 8029, 10323, 15407, 18389, 19809, 23643, 24087, 46221, 55167, 72261, 81437, 138663, 165501, 244311, 570059, 732933, 1710177, 5130531]

約数ペア:

[(1, 5130531), (3, 1710177), (7, 732933), (9, 570059), (21, 244311), (31, 165501), (37, 138663), (63, 81437), (71, 72261), (93, 55167), (111, 46221), (213, 24087), (217, 23643), (259, 19809), (279, 18389), (333, 15407), (497, 10323), (639, 8029), (651, 7881), (777, 6603), (1147, 4473), (1491, 3441), (1953, 2627), (2201, 2331)]