280170086

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1053271}}^1$

素因数の和:1053299

約数の個数: 16

約数和(自身を含む): 505570560

約数和(自身を除く): 225400474

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 1053271, 2106542, 7372897, 14745794, 20012149, 40024298, 140085043, 280170086]

約数ペア:

[(1, 280170086), (2, 140085043), (7, 40024298), (14, 20012149), (19, 14745794), (38, 7372897), (133, 2106542), (266, 1053271)]