199999219

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{367}}^1\times {\mathrm{613}}^1$

素因数の和:1114

約数の個数: 16

約数和(自身を含む): 231374848

約数和(自身を除く): 31375629

約数列:

[1, 7, 127, 367, 613, 889, 2569, 4291, 46609, 77851, 224971, 326263, 544957, 1574797, 28571317, 199999219]

約数ペア:

[(1, 199999219), (7, 28571317), (127, 1574797), (367, 544957), (613, 326263), (889, 224971), (2569, 77851), (4291, 46609)]