243637115

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1\times {\mathrm{1213}}^1$

素因数の和:1391

約数の個数: 24

約数和(自身を含む): 313066320

約数和(自身を除く): 69429205

約数列:

[1, 5, 17, 85, 139, 289, 695, 1213, 1445, 2363, 6065, 11815, 20621, 40171, 103105, 168607, 200855, 350557, 843035, 1752785, 2866319, 14331595, 48727423, 243637115]

約数ペア:

[(1, 243637115), (5, 48727423), (17, 14331595), (85, 2866319), (139, 1752785), (289, 843035), (695, 350557), (1213, 200855), (1445, 168607), (2363, 103105), (6065, 40171), (11815, 20621)]