27220291

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{457}}^1$

素因数の和:658

約数の個数: 16

約数和(自身を含む): 31891456

約数和(自身を除く): 4671165

約数列:

[1, 7, 67, 127, 457, 469, 889, 3199, 8509, 30619, 58039, 59563, 214333, 406273, 3888613, 27220291]

約数ペア:

[(1, 27220291), (7, 3888613), (67, 406273), (127, 214333), (457, 59563), (469, 58039), (889, 30619), (3199, 8509)]