15193665

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19861}}^1$

素因数の和:19889

約数の個数: 24

約数和(自身を含む): 27886248

約数和(自身を除く): 12692583

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 19861, 59583, 99305, 178749, 297915, 337637, 893745, 1012911, 1688185, 3038733, 5064555, 15193665]

約数ペア:

[(1, 15193665), (3, 5064555), (5, 3038733), (9, 1688185), (15, 1012911), (17, 893745), (45, 337637), (51, 297915), (85, 178749), (153, 99305), (255, 59583), (765, 19861)]