81547491

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{2741}}^1$

素因数の和:3002

約数の個数: 16

約数和(自身を含む): 111610368

約数和(自身を除く): 30062877

約数列:

[1, 3, 47, 141, 211, 633, 2741, 8223, 9917, 29751, 128827, 386481, 578351, 1735053, 27182497, 81547491]

約数ペア:

[(1, 81547491), (3, 27182497), (47, 1735053), (141, 578351), (211, 386481), (633, 128827), (2741, 29751), (8223, 9917)]