4971025969

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{2917}}^1$

素因数の和:3305

約数の個数: 32

約数和(自身を含む): 6240878336

約数和(自身を除く): 1269852367

約数列:

[1, 7, 13, 61, 91, 307, 427, 793, 2149, 2917, 3991, 5551, 18727, 20419, 27937, 37921, 131089, 177937, 243451, 265447, 895519, 1245559, 1704157, 2313181, 6268633, 11641747, 16192267, 54626659, 81492229, 382386613, 710146567, 4971025969]

約数ペア:

[(1, 4971025969), (7, 710146567), (13, 382386613), (61, 81492229), (91, 54626659), (307, 16192267), (427, 11641747), (793, 6268633), (2149, 2313181), (2917, 1704157), (3991, 1245559), (5551, 895519), (18727, 265447), (20419, 243451), (27937, 177937), (37921, 131089)]