240131205

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313897}}^1$

素因数の和:313925

約数の個数: 24

約数和(自身を含む): 440712792

約数和(自身を除く): 200581587

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 313897, 941691, 1569485, 2825073, 4708455, 5336249, 14125365, 16008747, 26681245, 48026241, 80043735, 240131205]

約数ペア:

[(1, 240131205), (3, 80043735), (5, 48026241), (9, 26681245), (15, 16008747), (17, 14125365), (45, 5336249), (51, 4708455), (85, 2825073), (153, 1569485), (255, 941691), (765, 313897)]