15729120004

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{1109}}^1\times {\mathrm{20981}}^1$

素因数の和:22120

約数の個数: 36

約数和(自身を含む): 29834515620

約数和(自身を除く): 14105395616

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 1109, 2218, 4436, 14417, 20981, 28834, 41962, 57668, 83924, 187421, 272753, 374842, 545506, 749684, 1091012, 3545789, 7091578, 14183156, 23267929, 46535858, 93071716, 302483077, 604966154, 1209932308, 3932280001, 7864560002, 15729120004]

約数ペア:

[(1, 15729120004), (2, 7864560002), (4, 3932280001), (13, 1209932308), (26, 604966154), (52, 302483077), (169, 93071716), (338, 46535858), (676, 23267929), (1109, 14183156), (2218, 7091578), (4436, 3545789), (14417, 1091012), (20981, 749684), (28834, 545506), (41962, 374842), (57668, 272753), (83924, 187421)]