81899759

素因数分解:

${\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:506

約数の個数: 16

約数和(自身を含む): 86455776

約数和(自身を除く): 4556017

約数列:

[1, 37, 61, 131, 277, 2257, 4847, 7991, 10249, 16897, 36287, 295667, 625189, 1342619, 2213507, 81899759]

約数ペア:

[(1, 81899759), (37, 2213507), (61, 1342619), (131, 625189), (277, 295667), (2257, 36287), (4847, 16897), (7991, 10249)]