278627998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{6151}}^1$

素因数の和:6264

約数の個数: 32

約数和(自身を含む): 478379520

約数和(自身を除く): 199751522

約数列:

[1, 2, 11, 22, 29, 58, 71, 142, 319, 638, 781, 1562, 2059, 4118, 6151, 12302, 22649, 45298, 67661, 135322, 178379, 356758, 436721, 873442, 1962169, 3924338, 4803931, 9607862, 12664909, 25329818, 139313999, 278627998]

約数ペア:

[(1, 278627998), (2, 139313999), (11, 25329818), (22, 12664909), (29, 9607862), (58, 4803931), (71, 3924338), (142, 1962169), (319, 873442), (638, 436721), (781, 356758), (1562, 178379), (2059, 135322), (4118, 67661), (6151, 45298), (12302, 22649)]