128127506

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{38803}}^1$

素因数の和:38945

約数の個数: 16

約数和(自身を含む): 208610304

約数和(自身を除く): 80482798

約数列:

[1, 2, 13, 26, 127, 254, 1651, 3302, 38803, 77606, 504439, 1008878, 4927981, 9855962, 64063753, 128127506]

約数ペア:

[(1, 128127506), (2, 64063753), (13, 9855962), (26, 4927981), (127, 1008878), (254, 504439), (1651, 77606), (3302, 38803)]