81949191

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{673}}^1\times {\mathrm{1097}}^1$

素因数の和:1810

約数の個数: 16

約数和(自身を含む): 112487904

約数和(自身を除く): 30538713

約数列:

[1, 3, 37, 111, 673, 1097, 2019, 3291, 24901, 40589, 74703, 121767, 738281, 2214843, 27316397, 81949191]

約数ペア:

[(1, 81949191), (3, 27316397), (37, 2214843), (111, 738281), (673, 121767), (1097, 74703), (2019, 40589), (3291, 24901)]