81894507

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{7481}}^1$

素因数の和:7614

約数の個数: 16

約数和(自身を含む): 113127840

約数和(自身を除く): 31233333

約数列:

[1, 3, 41, 89, 123, 267, 3649, 7481, 10947, 22443, 306721, 665809, 920163, 1997427, 27298169, 81894507]

約数ペア:

[(1, 81894507), (3, 27298169), (41, 1997427), (89, 920163), (123, 665809), (267, 306721), (3649, 22443), (7481, 10947)]