81453209

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1721}}^1$

素因数の和:1840

約数の個数: 16

約数和(自身を含む): 89268480

約数和(自身を除く): 7815271

約数列:

[1, 19, 47, 53, 893, 1007, 1721, 2491, 32699, 47329, 80887, 91213, 1536853, 1733047, 4287011, 81453209]

約数ペア:

[(1, 81453209), (19, 4287011), (47, 1733047), (53, 1536853), (893, 91213), (1007, 80887), (1721, 47329), (2491, 32699)]