11974921

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{503}}^1$

素因数の和:708

約数の個数: 16

約数和(自身を含む): 14515200

約数和(自身を除く): 2540279

約数列:

[1, 7, 19, 133, 179, 503, 1253, 3401, 3521, 9557, 23807, 66899, 90037, 630259, 1710703, 11974921]

約数ペア:

[(1, 11974921), (7, 1710703), (19, 630259), (133, 90037), (179, 66899), (503, 23807), (1253, 9557), (3401, 3521)]