30931245

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40433}}^1$

素因数の和:40461

約数の個数: 24

約数和(自身を含む): 56769336

約数和(自身を除く): 25838091

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 40433, 121299, 202165, 363897, 606495, 687361, 1819485, 2062083, 3436805, 6186249, 10310415, 30931245]

約数ペア:

[(1, 30931245), (3, 10310415), (5, 6186249), (9, 3436805), (15, 2062083), (17, 1819485), (45, 687361), (51, 606495), (85, 363897), (153, 202165), (255, 121299), (765, 40433)]