196979085

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257489}}^1$

素因数の和:257517

約数の個数: 24

約数和(自身を含む): 361515960

約数和(自身を除く): 164536875

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 257489, 772467, 1287445, 2317401, 3862335, 4377313, 11587005, 13131939, 21886565, 39395817, 65659695, 196979085]

約数ペア:

[(1, 196979085), (3, 65659695), (5, 39395817), (9, 21886565), (15, 13131939), (17, 11587005), (45, 4377313), (51, 3862335), (85, 2317401), (153, 1287445), (255, 772467), (765, 257489)]