47980681

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21221}}^1$

素因数の和:21264

約数の個数: 16

約数和(自身を含む): 61119360

約数和(自身を除く): 13138679

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 21221, 148547, 360757, 403199, 2525299, 2822393, 6854383, 47980681]

約数ペア:

[(1, 47980681), (7, 6854383), (17, 2822393), (19, 2525299), (119, 403199), (133, 360757), (323, 148547), (2261, 21221)]