91021115

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{997}}^1$

素因数の和:1083

約数の個数: 24

約数和(自身を含む): 118921680

約数和(自身を除く): 27900565

約数列:

[1, 5, 19, 31, 95, 155, 589, 961, 997, 2945, 4805, 4985, 18259, 18943, 30907, 91295, 94715, 154535, 587233, 958117, 2936165, 4790585, 18204223, 91021115]

約数ペア:

[(1, 91021115), (5, 18204223), (19, 4790585), (31, 2936165), (95, 958117), (155, 587233), (589, 154535), (961, 94715), (997, 91295), (2945, 30907), (4805, 18943), (4985, 18259)]