27400005

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11939}}^1$

素因数の和:11970

約数の個数: 32

約数和(自身を含む): 51580800

約数和(自身を除く): 24180795

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 11939, 35817, 59695, 107451, 179085, 202963, 322353, 537255, 608889, 1014815, 1611765, 1826667, 3044445, 5480001, 9133335, 27400005]

約数ペア:

[(1, 27400005), (3, 9133335), (5, 5480001), (9, 3044445), (15, 1826667), (17, 1611765), (27, 1014815), (45, 608889), (51, 537255), (85, 322353), (135, 202963), (153, 179085), (255, 107451), (459, 59695), (765, 35817), (2295, 11939)]