668049224

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{499}}^1\times {\mathrm{2357}}^1$

素因数の和:2933

約数の個数: 32

約数和(自身を含む): 1273320000

約数和(自身を除く): 605270776

約数列:

[1, 2, 4, 8, 71, 142, 284, 499, 568, 998, 1996, 2357, 3992, 4714, 9428, 18856, 35429, 70858, 141716, 167347, 283432, 334694, 669388, 1176143, 1338776, 2352286, 4704572, 9409144, 83506153, 167012306, 334024612, 668049224]

約数ペア:

[(1, 668049224), (2, 334024612), (4, 167012306), (8, 83506153), (71, 9409144), (142, 4704572), (284, 2352286), (499, 1338776), (568, 1176143), (998, 669388), (1996, 334694), (2357, 283432), (3992, 167347), (4714, 141716), (9428, 70858), (18856, 35429)]