13293259

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{3821}}^1$

素因数の和:3906

約数の個数: 12

約数和(自身を含む): 15685488

約数和(自身を除く): 2392229

約数列:

[1, 7, 49, 71, 497, 3479, 3821, 26747, 187229, 271291, 1899037, 13293259]

約数ペア:

[(1, 13293259), (7, 1899037), (49, 271291), (71, 187229), (497, 26747), (3479, 3821)]