65540385

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{33871}}^1$

素因数の和:33925

約数の個数: 24

約数和(自身を含む): 116248704

約数和(自身を除く): 50708319

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 33871, 101613, 169355, 304839, 508065, 1456453, 1524195, 4369359, 7282265, 13108077, 21846795, 65540385]

約数ペア:

[(1, 65540385), (3, 21846795), (5, 13108077), (9, 7282265), (15, 4369359), (43, 1524195), (45, 1456453), (129, 508065), (215, 304839), (387, 169355), (645, 101613), (1935, 33871)]