51989685

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{647}}^1$

素因数の和:1153

約数の個数: 32

約数和(自身を含む): 91072512

約数和(自身を除く): 39082827

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 487, 647, 1461, 1941, 2435, 3235, 5357, 7117, 7305, 9705, 16071, 21351, 26785, 35585, 80355, 106755, 315089, 945267, 1575445, 3465979, 4726335, 10397937, 17329895, 51989685]

約数ペア:

[(1, 51989685), (3, 17329895), (5, 10397937), (11, 4726335), (15, 3465979), (33, 1575445), (55, 945267), (165, 315089), (487, 106755), (647, 80355), (1461, 35585), (1941, 26785), (2435, 21351), (3235, 16071), (5357, 9705), (7117, 7305)]