131014828

素因数分解:

$2^2\times 7^2\times {\mathrm{521}}^1\times {\mathrm{1283}}^1$

素因数の和:1822

約数の個数: 36

約数和(自身を含む): 267428952

約数和(自身を除く): 136414124

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 521, 1042, 1283, 2084, 2566, 3647, 5132, 7294, 8981, 14588, 17962, 25529, 35924, 51058, 62867, 102116, 125734, 251468, 668443, 1336886, 2673772, 4679101, 9358202, 18716404, 32753707, 65507414, 131014828]

約数ペア:

[(1, 131014828), (2, 65507414), (4, 32753707), (7, 18716404), (14, 9358202), (28, 4679101), (49, 2673772), (98, 1336886), (196, 668443), (521, 251468), (1042, 125734), (1283, 102116), (2084, 62867), (2566, 51058), (3647, 35924), (5132, 25529), (7294, 17962), (8981, 14588)]