387982

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:160

約数の個数: 24

約数和(自身を含む): 701784

約数和(自身を除く): 313802

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 107, 214, 259, 518, 749, 1498, 1813, 3626, 3959, 5243, 7918, 10486, 27713, 55426, 193991, 387982]

約数ペア:

[(1, 387982), (2, 193991), (7, 55426), (14, 27713), (37, 10486), (49, 7918), (74, 5243), (98, 3959), (107, 3626), (214, 1813), (259, 1498), (518, 749)]