26720685

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3881}}^1$

素因数の和:3915

約数の個数: 40

約数和(自身を含む): 50729976

約数和(自身を除く): 24009291

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 3881, 6885, 11643, 19405, 34929, 58215, 65977, 104787, 174645, 197931, 314361, 329885, 523935, 593793, 989655, 1571805, 1781379, 2968965, 5344137, 8906895, 26720685]

約数ペア:

[(1, 26720685), (3, 8906895), (5, 5344137), (9, 2968965), (15, 1781379), (17, 1571805), (27, 989655), (45, 593793), (51, 523935), (81, 329885), (85, 314361), (135, 197931), (153, 174645), (255, 104787), (405, 65977), (459, 58215), (765, 34929), (1377, 19405), (2295, 11643), (3881, 6885)]