12175665

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{439}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 19990080

約数和(自身を除く): 7814415

約数列:

[1, 3, 5, 15, 43, 129, 215, 439, 645, 1317, 1849, 2195, 5547, 6585, 9245, 18877, 27735, 56631, 94385, 283155, 811711, 2435133, 4058555, 12175665]

約数ペア:

[(1, 12175665), (3, 4058555), (5, 2435133), (15, 811711), (43, 283155), (129, 94385), (215, 56631), (439, 27735), (645, 18877), (1317, 9245), (1849, 6585), (2195, 5547)]