387613681

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{769}}^1$

素因数の和:1009

約数の個数: 32

約数和(自身を含む): 496742400

約数和(自身を除く): 109128719

約数列:

[1, 7, 13, 29, 91, 191, 203, 377, 769, 1337, 2483, 2639, 5383, 5539, 9997, 17381, 22301, 38773, 69979, 72007, 146879, 156107, 289913, 504049, 1028153, 1909427, 2029391, 4259491, 13365989, 29816437, 55373383, 387613681]

約数ペア:

[(1, 387613681), (7, 55373383), (13, 29816437), (29, 13365989), (91, 4259491), (191, 2029391), (203, 1909427), (377, 1028153), (769, 504049), (1337, 289913), (2483, 156107), (2639, 146879), (5383, 72007), (5539, 69979), (9997, 38773), (17381, 22301)]