157072195

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{20681}}^1$

素因数の和:20731

約数の個数: 24

約数和(自身を含む): 226343808

約数和(自身を除く): 69271613

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 1085, 1519, 7595, 20681, 103405, 144767, 641111, 723835, 1013369, 3205555, 4487777, 5066845, 22438885, 31414439, 157072195]

約数ペア:

[(1, 157072195), (5, 31414439), (7, 22438885), (31, 5066845), (35, 4487777), (49, 3205555), (155, 1013369), (217, 723835), (245, 641111), (1085, 144767), (1519, 103405), (7595, 20681)]