256804516826

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{1303219}}^1$

素因数の和:1303311

約数の個数: 48

約数和(自身を含む): 463623121440

約数和(自身を除く): 206818604614

約数列:

[1, 2, 11, 13, 22, 26, 53, 106, 143, 169, 286, 338, 583, 689, 1166, 1378, 1859, 3718, 7579, 8957, 15158, 17914, 98527, 197054, 1303219, 2606438, 14335409, 16941847, 28670818, 33883694, 69070607, 138141214, 186360317, 220244011, 372720634, 440488022, 759776677, 897917891, 1519553354, 1795835782, 2422684121, 4845368242, 9877096801, 11672932583, 19754193602, 23345865166, 128402258413, 256804516826]

約数ペア:

[(1, 256804516826), (2, 128402258413), (11, 23345865166), (13, 19754193602), (22, 11672932583), (26, 9877096801), (53, 4845368242), (106, 2422684121), (143, 1795835782), (169, 1519553354), (286, 897917891), (338, 759776677), (583, 440488022), (689, 372720634), (1166, 220244011), (1378, 186360317), (1859, 138141214), (3718, 69070607), (7579, 33883694), (8957, 28670818), (15158, 16941847), (17914, 14335409), (98527, 2606438), (197054, 1303219)]