2149791605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{16063}}^1$

素因数の和:16181

約数の個数: 32

約数和(自身を含む): 2914652160

約数和(自身を除く): 764860555

約数列:

[1, 5, 13, 29, 65, 71, 145, 355, 377, 923, 1885, 2059, 4615, 10295, 16063, 26767, 80315, 133835, 208819, 465827, 1044095, 1140473, 2329135, 5702365, 6055751, 14826149, 30278755, 33073717, 74130745, 165368585, 429958321, 2149791605]

約数ペア:

[(1, 2149791605), (5, 429958321), (13, 165368585), (29, 74130745), (65, 33073717), (71, 30278755), (145, 14826149), (355, 6055751), (377, 5702365), (923, 2329135), (1885, 1140473), (2059, 1044095), (4615, 465827), (10295, 208819), (16063, 133835), (26767, 80315)]