81634191

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{5591}}^1$

素因数の和:5782

約数の個数: 16

約数和(自身を含む): 113092608

約数和(自身を除く): 31458417

約数列:

[1, 3, 31, 93, 157, 471, 4867, 5591, 14601, 16773, 173321, 519963, 877787, 2633361, 27211397, 81634191]

約数ペア:

[(1, 81634191), (3, 27211397), (31, 2633361), (93, 877787), (157, 519963), (471, 173321), (4867, 16773), (5591, 14601)]