254993662

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{1723}}^1$

素因数の和:1805

約数の個数: 48

約数和(自身を含む): 493036416

約数和(自身を除く): 238042754

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 961, 1723, 1922, 2387, 3446, 4774, 6727, 10571, 12061, 13454, 18953, 21142, 24122, 37906, 53413, 73997, 106826, 132671, 147994, 265342, 373891, 587543, 747782, 1175086, 1655803, 3311606, 4112801, 8225602, 11590621, 18213833, 23181242, 36427666, 127496831, 254993662]

約数ペア:

[(1, 254993662), (2, 127496831), (7, 36427666), (11, 23181242), (14, 18213833), (22, 11590621), (31, 8225602), (62, 4112801), (77, 3311606), (154, 1655803), (217, 1175086), (341, 747782), (434, 587543), (682, 373891), (961, 265342), (1723, 147994), (1922, 132671), (2387, 106826), (3446, 73997), (4774, 53413), (6727, 37906), (10571, 24122), (12061, 21142), (13454, 18953)]