31324455

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13649}}^1$

素因数の和:13680

約数の個数: 32

約数和(自身を含む): 58968000

約数和(自身を除く): 27643545

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 13649, 40947, 68245, 122841, 204735, 232033, 368523, 614205, 696099, 1160165, 1842615, 2088297, 3480495, 6264891, 10441485, 31324455]

約数ペア:

[(1, 31324455), (3, 10441485), (5, 6264891), (9, 3480495), (15, 2088297), (17, 1842615), (27, 1160165), (45, 696099), (51, 614205), (85, 368523), (135, 232033), (153, 204735), (255, 122841), (459, 68245), (765, 40947), (2295, 13649)]