261799016

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{293}}^1\times {\mathrm{1667}}^1$

素因数の和:2033

約数の個数: 32

約数和(自身を含む): 500199840

約数和(自身を除く): 238400824

約数列:

[1, 2, 4, 8, 67, 134, 268, 293, 536, 586, 1172, 1667, 2344, 3334, 6668, 13336, 19631, 39262, 78524, 111689, 157048, 223378, 446756, 488431, 893512, 976862, 1953724, 3907448, 32724877, 65449754, 130899508, 261799016]

約数ペア:

[(1, 261799016), (2, 130899508), (4, 65449754), (8, 32724877), (67, 3907448), (134, 1953724), (268, 976862), (293, 893512), (536, 488431), (586, 446756), (1172, 223378), (1667, 157048), (2344, 111689), (3334, 78524), (6668, 39262), (13336, 19631)]