12222171

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 20363616

約数和(自身を除く): 8141445

約数列:

[1, 3, 9, 13, 27, 39, 53, 73, 81, 117, 159, 219, 243, 351, 477, 657, 689, 949, 1053, 1431, 1971, 2067, 2847, 3159, 3869, 4293, 5913, 6201, 8541, 11607, 12879, 17739, 18603, 25623, 34821, 50297, 55809, 76869, 104463, 150891, 167427, 230607, 313389, 452673, 940167, 1358019, 4074057, 12222171]

約数ペア:

[(1, 12222171), (3, 4074057), (9, 1358019), (13, 940167), (27, 452673), (39, 313389), (53, 230607), (73, 167427), (81, 150891), (117, 104463), (159, 76869), (219, 55809), (243, 50297), (351, 34821), (477, 25623), (657, 18603), (689, 17739), (949, 12879), (1053, 11607), (1431, 8541), (1971, 6201), (2067, 5913), (2847, 4293), (3159, 3869)]