11820015

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15451}}^1$

素因数の和:15479

約数の個数: 24

約数和(自身を含む): 21694608

約数和(自身を除く): 9874593

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 15451, 46353, 77255, 139059, 231765, 262667, 695295, 788001, 1313335, 2364003, 3940005, 11820015]

約数ペア:

[(1, 11820015), (3, 3940005), (5, 2364003), (9, 1313335), (15, 788001), (17, 695295), (45, 262667), (51, 231765), (85, 139059), (153, 77255), (255, 46353), (765, 15451)]