8520783981

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{389}}^1\times {\mathrm{613}}^1$

素因数の和:1325

約数の個数: 32

約数和(自身を含む): 11716298880

約数和(自身を除く): 3195514899

約数列:

[1, 3, 43, 129, 277, 389, 613, 831, 1167, 1839, 11911, 16727, 26359, 35733, 50181, 79077, 107753, 169801, 238457, 323259, 509403, 715371, 4633379, 7301443, 10253651, 13900137, 21904329, 30760953, 66052589, 198157767, 2840261327, 8520783981]

約数ペア:

[(1, 8520783981), (3, 2840261327), (43, 198157767), (129, 66052589), (277, 30760953), (389, 21904329), (613, 13900137), (831, 10253651), (1167, 7301443), (1839, 4633379), (11911, 715371), (16727, 509403), (26359, 323259), (35733, 238457), (50181, 169801), (79077, 107753)]