9901047

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1999}}^1$

素因数の和:2142

約数の個数: 16

約数和(自身を含む): 14336000

約数和(自身を除く): 4434953

約数列:

[1, 3, 13, 39, 127, 381, 1651, 1999, 4953, 5997, 25987, 77961, 253873, 761619, 3300349, 9901047]

約数ペア:

[(1, 9901047), (3, 3300349), (13, 761619), (39, 253873), (127, 77961), (381, 25987), (1651, 5997), (1999, 4953)]