87850091

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{743}}^1$

素因数の和:903

約数の個数: 24

約数和(自身を含む): 108564480

約数和(自身を除く): 20714389

約数列:

[1, 7, 19, 49, 127, 133, 743, 889, 931, 2413, 5201, 6223, 14117, 16891, 36407, 94361, 98819, 118237, 660527, 691733, 1792859, 4623689, 12550013, 87850091]

約数ペア:

[(1, 87850091), (7, 12550013), (19, 4623689), (49, 1792859), (127, 691733), (133, 660527), (743, 118237), (889, 98819), (931, 94361), (2413, 36407), (5201, 16891), (6223, 14117)]