198717154

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{401}}^1\times {\mathrm{1951}}^1$

素因数の和:2481

約数の個数: 16

約数和(自身を含む): 301326336

約数和(自身を除く): 102609182

約数列:

[1, 2, 127, 254, 401, 802, 1951, 3902, 50927, 101854, 247777, 495554, 782351, 1564702, 99358577, 198717154]

約数ペア:

[(1, 198717154), (2, 99358577), (127, 1564702), (254, 782351), (401, 495554), (802, 247777), (1951, 101854), (3902, 50927)]