313840945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{80369}}^1$

素因数の和:80456

約数の個数: 16

約数和(自身を含む): 416638080

約数和(自身を除く): 102797135

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 80369, 401845, 884059, 4420295, 5706199, 28530995, 62768189, 313840945]

約数ペア:

[(1, 313840945), (5, 62768189), (11, 28530995), (55, 5706199), (71, 4420295), (355, 884059), (781, 401845), (3905, 80369)]