289590959

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{2203}}^1$

素因数の和:2510

約数の個数: 16

約数和(自身を含む): 336418560

約数和(自身を除く): 46827601

約数列:

[1, 7, 89, 211, 623, 1477, 2203, 15421, 18779, 131453, 196067, 464833, 1372469, 3253831, 41370137, 289590959]

約数ペア:

[(1, 289590959), (7, 41370137), (89, 3253831), (211, 1372469), (623, 464833), (1477, 196067), (2203, 131453), (15421, 18779)]