71287754

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1\times {\mathrm{647}}^1$

素因数の和:1357

約数の個数: 16

約数和(自身を含む): 108475200

約数和(自身を除く): 37187446

約数列:

[1, 2, 89, 178, 619, 647, 1238, 1294, 55091, 57583, 110182, 115166, 400493, 800986, 35643877, 71287754]

約数ペア:

[(1, 71287754), (2, 35643877), (89, 800986), (178, 400493), (619, 115166), (647, 110182), (1238, 57583), (1294, 55091)]