257790066

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{463}}^1\times {\mathrm{1307}}^1$

素因数の和:1846

約数の個数: 32

約数和(自身を含む): 524371968

約数和(自身を除く): 266581902

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 463, 926, 1307, 1389, 2614, 2778, 3921, 7842, 32873, 65746, 92797, 98619, 185594, 197238, 278391, 556782, 605141, 1210282, 1815423, 3630846, 42965011, 85930022, 128895033, 257790066]

約数ペア:

[(1, 257790066), (2, 128895033), (3, 85930022), (6, 42965011), (71, 3630846), (142, 1815423), (213, 1210282), (426, 605141), (463, 556782), (926, 278391), (1307, 197238), (1389, 185594), (2614, 98619), (2778, 92797), (3921, 65746), (7842, 32873)]