137729137

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{21317}}^1$

素因数の和:21408

約数の個数: 16

約数和(自身を含む): 171908352

約数和(自身を除く): 34179215

約数列:

[1, 7, 13, 71, 91, 497, 923, 6461, 21317, 149219, 277121, 1513507, 1939847, 10594549, 19675591, 137729137]

約数ペア:

[(1, 137729137), (7, 19675591), (13, 10594549), (71, 1939847), (91, 1513507), (497, 277121), (923, 149219), (6461, 21317)]