261042

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:457

約数の個数: 16

約数和(自身を含む): 527520

約数和(自身を除く): 266478

約数列:

[1, 2, 3, 6, 139, 278, 313, 417, 626, 834, 939, 1878, 43507, 87014, 130521, 261042]

約数ペア:

[(1, 261042), (2, 130521), (3, 87014), (6, 43507), (139, 1878), (278, 939), (313, 834), (417, 626)]