80419857

素因数分解:

$3^1\times 7^1\times {\mathrm{1303}}^1\times {\mathrm{2939}}^1$

素因数の和:4252

約数の個数: 16

約数和(自身を含む): 122680320

約数和(自身を除く): 42260463

約数列:

[1, 3, 7, 21, 1303, 2939, 3909, 8817, 9121, 20573, 27363, 61719, 3829517, 11488551, 26806619, 80419857]

約数ペア:

[(1, 80419857), (3, 26806619), (7, 11488551), (21, 3829517), (1303, 61719), (2939, 27363), (3909, 20573), (8817, 9121)]