81158063

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{487}}^1$

素因数の和:699

約数の個数: 24

約数和(自身を含む): 100137600

約数和(自身を除く): 18979537

約数列:

[1, 7, 19, 49, 133, 179, 487, 931, 1253, 3401, 3409, 8771, 9253, 23807, 23863, 64771, 87173, 166649, 453397, 610211, 1656287, 4271477, 11594009, 81158063]

約数ペア:

[(1, 81158063), (7, 11594009), (19, 4271477), (49, 1656287), (133, 610211), (179, 453397), (487, 166649), (931, 87173), (1253, 64771), (3401, 23863), (3409, 23807), (8771, 9253)]