9891321.00000000

素因数分解:

${\mathrm{13}}^3\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:507

約数の個数: 16

約数和(自身を含む): 48209280

約数和(自身を除く): 4737241

約数列:

[1, 13, 47, 169, 421, 611, 2197, 5473, 7943, 19787, 71149, 103259, 257231, 924937, 3344003, 43472039]

約数ペア:

[(1, 43472039), (13, 3344003), (47, 924937), (169, 257231), (421, 103259), (611, 71149), (2197, 19787), (5473, 7943)]