263018997

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{210247}}^1$

素因数の和:210392

約数の個数: 12

約数和(自身を含む): 382651360

約数和(自身を除く): 119632363

約数列:

[1, 3, 9, 139, 417, 1251, 210247, 630741, 1892223, 29224333, 87672999, 263018997]

約数ペア:

[(1, 263018997), (3, 87672999), (9, 29224333), (139, 1892223), (417, 630741), (1251, 210247)]