256848878

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4297}}^1$

素因数の和:4353

約数の個数: 48

約数和(自身を含む): 480172560

約数和(自身を除く): 223323682

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 121, 143, 209, 242, 247, 286, 418, 494, 1573, 2299, 2717, 3146, 4297, 4598, 5434, 8594, 29887, 47267, 55861, 59774, 81643, 94534, 111722, 163286, 519937, 614471, 898073, 1039874, 1061359, 1228942, 1796146, 2122718, 6759181, 9878803, 11674949, 13518362, 19757606, 23349898, 128424439, 256848878]

約数ペア:

[(1, 256848878), (2, 128424439), (11, 23349898), (13, 19757606), (19, 13518362), (22, 11674949), (26, 9878803), (38, 6759181), (121, 2122718), (143, 1796146), (209, 1228942), (242, 1061359), (247, 1039874), (286, 898073), (418, 614471), (494, 519937), (1573, 163286), (2299, 111722), (2717, 94534), (3146, 81643), (4297, 59774), (4598, 55861), (5434, 47267), (8594, 29887)]