257830906

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{1151}}^1\times {\mathrm{3613}}^1$

素因数の和:4797

約数の個数: 16

約数和(自身を含む): 399679488

約数和(自身を除く): 141848582

約数列:

[1, 2, 31, 62, 1151, 2302, 3613, 7226, 35681, 71362, 112003, 224006, 4158563, 8317126, 128915453, 257830906]

約数ペア:

[(1, 257830906), (2, 128915453), (31, 8317126), (62, 4158563), (1151, 224006), (2302, 112003), (3613, 71362), (7226, 35681)]