131917513

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{5869}}^1$

素因数の和:5921

約数の個数: 24

約数和(自身を含む): 171873600

約数和(自身を除く): 39956087

約数列:

[1, 7, 13, 19, 91, 133, 169, 247, 1183, 1729, 3211, 5869, 22477, 41083, 76297, 111511, 534079, 780577, 991861, 1449643, 6943027, 10147501, 18845359, 131917513]

約数ペア:

[(1, 131917513), (7, 18845359), (13, 10147501), (19, 6943027), (91, 1449643), (133, 991861), (169, 780577), (247, 534079), (1183, 111511), (1729, 76297), (3211, 41083), (5869, 22477)]