12780103

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{313}}^1$

素因数の和:646

約数の個数: 16

約数和(自身を含む): 15473920

約数和(自身を除く): 2693817

約数列:

[1, 7, 19, 133, 307, 313, 2149, 2191, 5833, 5947, 40831, 41629, 96091, 672637, 1825729, 12780103]

約数ペア:

[(1, 12780103), (7, 1825729), (19, 672637), (133, 96091), (307, 41629), (313, 40831), (2149, 5947), (2191, 5833)]