31306772

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{281}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 65947392

約数和(自身を除く): 34640620

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 173, 281, 322, 346, 562, 644, 692, 1124, 1211, 1967, 2422, 3934, 3979, 4844, 6463, 7868, 7958, 12926, 15916, 25852, 27853, 45241, 48613, 55706, 90482, 97226, 111412, 180964, 194452, 340291, 680582, 1118099, 1361164, 2236198, 4472396, 7826693, 15653386, 31306772]

約数ペア:

[(1, 31306772), (2, 15653386), (4, 7826693), (7, 4472396), (14, 2236198), (23, 1361164), (28, 1118099), (46, 680582), (92, 340291), (161, 194452), (173, 180964), (281, 111412), (322, 97226), (346, 90482), (562, 55706), (644, 48613), (692, 45241), (1124, 27853), (1211, 25852), (1967, 15916), (2422, 12926), (3934, 7958), (3979, 7868), (4844, 6463)]