51725219

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{4339}}^1$

素因数の和:4490

約数の個数: 16

約数和(自身を含む): 64162560

約数和(自身を除く): 12437341

約数列:

[1, 7, 13, 91, 131, 917, 1703, 4339, 11921, 30373, 56407, 394849, 568409, 3978863, 7389317, 51725219]

約数ペア:

[(1, 51725219), (7, 7389317), (13, 3978863), (91, 568409), (131, 394849), (917, 56407), (1703, 30373), (4339, 11921)]