138779818

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{313}}^1\times {\mathrm{2671}}^1$

素因数の和:3069

約数の個数: 16

約数和(自身を含む): 211430016

約数和(自身を除く): 72650198

約数列:

[1, 2, 83, 166, 313, 626, 2671, 5342, 25979, 51958, 221693, 443386, 836023, 1672046, 69389909, 138779818]

約数ペア:

[(1, 138779818), (2, 69389909), (83, 1672046), (166, 836023), (313, 443386), (626, 221693), (2671, 51958), (5342, 25979)]