81459781

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{619}}^1$

素因数の和:876

約数の個数: 16

約数和(自身を含む): 89994240

約数和(自身を除く): 8534459

約数列:

[1, 13, 53, 191, 619, 689, 2483, 8047, 10123, 32807, 118229, 131599, 426491, 1536977, 6266137, 81459781]

約数ペア:

[(1, 81459781), (13, 6266137), (53, 1536977), (191, 426491), (619, 131599), (689, 118229), (2483, 32807), (8047, 10123)]