66609669

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 109264896

約数和(自身を除く): 42655227

約数列:

[1, 3, 7, 21, 31, 47, 49, 93, 141, 147, 217, 311, 329, 651, 933, 987, 1457, 1519, 2177, 2303, 4371, 4557, 6531, 6909, 9641, 10199, 14617, 15239, 28923, 30597, 43851, 45717, 67487, 71393, 102319, 202461, 214179, 306957, 453127, 472409, 716233, 1359381, 1417227, 2148699, 3171889, 9515667, 22203223, 66609669]

約数ペア:

[(1, 66609669), (3, 22203223), (7, 9515667), (21, 3171889), (31, 2148699), (47, 1417227), (49, 1359381), (93, 716233), (141, 472409), (147, 453127), (217, 306957), (311, 214179), (329, 202461), (651, 102319), (933, 71393), (987, 67487), (1457, 45717), (1519, 43851), (2177, 30597), (2303, 28923), (4371, 15239), (4557, 14617), (6531, 10199), (6909, 9641)]