199253348

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 405565440

約数和(自身を除く): 206312092

約数列:

[1, 2, 4, 7, 14, 28, 127, 137, 254, 274, 409, 508, 548, 818, 889, 959, 1636, 1778, 1918, 2863, 3556, 3836, 5726, 11452, 17399, 34798, 51943, 56033, 69596, 103886, 112066, 121793, 207772, 224132, 243586, 363601, 392231, 487172, 727202, 784462, 1454404, 1568924, 7116191, 14232382, 28464764, 49813337, 99626674, 199253348]

約数ペア:

[(1, 199253348), (2, 99626674), (4, 49813337), (7, 28464764), (14, 14232382), (28, 7116191), (127, 1568924), (137, 1454404), (254, 784462), (274, 727202), (409, 487172), (508, 392231), (548, 363601), (818, 243586), (889, 224132), (959, 207772), (1636, 121793), (1778, 112066), (1918, 103886), (2863, 69596), (3556, 56033), (3836, 51943), (5726, 34798), (11452, 17399)]