289880078

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1\times {\mathrm{4091}}^1$

素因数の和:4663

約数の個数: 16

約数和(自身を含む): 441936000

約数和(自身を除く): 152055922

約数列:

[1, 2, 71, 142, 499, 998, 4091, 8182, 35429, 70858, 290461, 580922, 2041409, 4082818, 144940039, 289880078]

約数ペア:

[(1, 289880078), (2, 144940039), (71, 4082818), (142, 2041409), (499, 580922), (998, 290461), (4091, 70858), (8182, 35429)]