81260823

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{30469}}^1$

素因数の和:30606

約数の個数: 16

約数和(自身を含む): 124805120

約数和(自身を除く): 43544297

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 30469, 91407, 213283, 639849, 3869563, 11608689, 27086941, 81260823]

約数ペア:

[(1, 81260823), (3, 27086941), (7, 11608689), (21, 3869563), (127, 639849), (381, 213283), (889, 91407), (2667, 30469)]