13138889491

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{673}}^1\times {\mathrm{3517}}^1$

素因数の和:4271

約数の個数: 32

約数和(自身を含む): 16465140608

約数和(自身を除く): 3326251117

約数列:

[1, 7, 13, 61, 91, 427, 673, 793, 3517, 4711, 5551, 8749, 24619, 41053, 45721, 61243, 214537, 287371, 320047, 533689, 1501759, 2366941, 2788981, 3735823, 16568587, 19522867, 30770233, 144383401, 215391631, 1010683807, 1876984213, 13138889491]

約数ペア:

[(1, 13138889491), (7, 1876984213), (13, 1010683807), (61, 215391631), (91, 144383401), (427, 30770233), (673, 19522867), (793, 16568587), (3517, 3735823), (4711, 2788981), (5551, 2366941), (8749, 1501759), (24619, 533689), (41053, 320047), (45721, 287371), (61243, 214537)]