129161851

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{19991}}^1$

素因数の和:20082

約数の個数: 16

約数和(自身を含む): 161215488

約数和(自身を除く): 32053637

約数列:

[1, 7, 13, 71, 91, 497, 923, 6461, 19991, 139937, 259883, 1419361, 1819181, 9935527, 18451693, 129161851]

約数ペア:

[(1, 129161851), (7, 18451693), (13, 9935527), (71, 1819181), (91, 1419361), (497, 259883), (923, 139937), (6461, 19991)]