207980418

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{249377}}^1$

素因数の和:249521

約数の個数: 16

約数和(自身を含む): 418955040

約数和(自身を除く): 210974622

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 249377, 498754, 748131, 1496262, 34663403, 69326806, 103990209, 207980418]

約数ペア:

[(1, 207980418), (2, 103990209), (3, 69326806), (6, 34663403), (139, 1496262), (278, 748131), (417, 498754), (834, 249377)]