136571981

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{78989}}^1$

素因数の和:79028

約数の個数: 16

約数和(自身を含む): 176937600

約数和(自身を除く): 40365619

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 78989, 552923, 1026857, 1500791, 7187999, 10505537, 19510283, 136571981]

約数ペア:

[(1, 136571981), (7, 19510283), (13, 10505537), (19, 7187999), (91, 1500791), (133, 1026857), (247, 552923), (1729, 78989)]