12738015

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16651}}^1$

素因数の和:16679

約数の個数: 24

約数和(自身を含む): 23379408

約数和(自身を除く): 10641393

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 16651, 49953, 83255, 149859, 249765, 283067, 749295, 849201, 1415335, 2547603, 4246005, 12738015]

約数ペア:

[(1, 12738015), (3, 4246005), (5, 2547603), (9, 1415335), (15, 849201), (17, 749295), (45, 283067), (51, 249765), (85, 149859), (153, 83255), (255, 49953), (765, 16651)]