488840355

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{639007}}^1$

素因数の和:639035

約数の個数: 24

約数和(自身を含む): 897167232

約数和(自身を除く): 408326877

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 639007, 1917021, 3195035, 5751063, 9585105, 10863119, 28755315, 32589357, 54315595, 97768071, 162946785, 488840355]

約数ペア:

[(1, 488840355), (3, 162946785), (5, 97768071), (9, 54315595), (15, 32589357), (17, 28755315), (45, 10863119), (51, 9585105), (85, 5751063), (153, 3195035), (255, 1917021), (765, 639007)]