31380286

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{887}}^1$

素因数の和:941

約数の個数: 36

約数和(自身を含む): 57854088

約数和(自身を除く): 26473802

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 361, 722, 887, 931, 1774, 1862, 2527, 5054, 6209, 12418, 16853, 17689, 33706, 35378, 43463, 86926, 117971, 235942, 320207, 640414, 825797, 1651594, 2241449, 4482898, 15690143, 31380286]

約数ペア:

[(1, 31380286), (2, 15690143), (7, 4482898), (14, 2241449), (19, 1651594), (38, 825797), (49, 640414), (98, 320207), (133, 235942), (266, 117971), (361, 86926), (722, 43463), (887, 35378), (931, 33706), (1774, 17689), (1862, 16853), (2527, 12418), (5054, 6209)]