86387516

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{1193}}^1$

素因数の和:1661

約数の個数: 24

約数和(自身を含む): 155191344

約数和(自身を除く): 68803828

約数列:

[1, 2, 4, 43, 86, 172, 421, 842, 1193, 1684, 2386, 4772, 18103, 36206, 51299, 72412, 102598, 205196, 502253, 1004506, 2009012, 21596879, 43193758, 86387516]

約数ペア:

[(1, 86387516), (2, 43193758), (4, 21596879), (43, 2009012), (86, 1004506), (172, 502253), (421, 205196), (842, 102598), (1193, 72412), (1684, 51299), (2386, 36206), (4772, 18103)]