16121865

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3719}}^1$

素因数の和:3761

約数の個数: 24

約数和(自身を含む): 27408960

約数和(自身を除く): 11287095

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 3719, 4335, 11157, 18595, 55785, 63223, 189669, 316115, 948345, 1074791, 3224373, 5373955, 16121865]

約数ペア:

[(1, 16121865), (3, 5373955), (5, 3224373), (15, 1074791), (17, 948345), (51, 316115), (85, 189669), (255, 63223), (289, 55785), (867, 18595), (1445, 11157), (3719, 4335)]