90049666

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{72271}}^1$

素因数の和:72369

約数の個数: 16

約数和(自身を含む): 156107520

約数和(自身を除く): 66057854

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 72271, 144542, 505897, 1011794, 6432119, 12864238, 45024833, 90049666]

約数ペア:

[(1, 90049666), (2, 45024833), (7, 12864238), (14, 6432119), (89, 1011794), (178, 505897), (623, 144542), (1246, 72271)]