80891566

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{64921}}^1$

素因数の和:65019

約数の個数: 16

約数和(自身を含む): 140231520

約数和(自身を除く): 59339954

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 64921, 129842, 454447, 908894, 5777969, 11555938, 40445783, 80891566]

約数ペア:

[(1, 80891566), (2, 40445783), (7, 11555938), (14, 5777969), (89, 908894), (178, 454447), (623, 129842), (1246, 64921)]