15040665

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19661}}^1$

素因数の和:19689

約数の個数: 24

約数和(自身を含む): 27605448

約数和(自身を除く): 12564783

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 19661, 58983, 98305, 176949, 294915, 334237, 884745, 1002711, 1671185, 3008133, 5013555, 15040665]

約数ペア:

[(1, 15040665), (3, 5013555), (5, 3008133), (9, 1671185), (15, 1002711), (17, 884745), (45, 334237), (51, 294915), (85, 176949), (153, 98305), (255, 58983), (765, 19661)]