279796678

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{1013}}^1$

素因数の和:1312

約数の個数: 32

約数和(自身を含む): 487206720

約数和(自身を除く): 207410042

約数列:

[1, 2, 7, 14, 109, 181, 218, 362, 763, 1013, 1267, 1526, 2026, 2534, 7091, 14182, 19729, 39458, 110417, 138103, 183353, 220834, 276206, 366706, 772919, 1283471, 1545838, 2566942, 19985477, 39970954, 139898339, 279796678]

約数ペア:

[(1, 279796678), (2, 139898339), (7, 39970954), (14, 19985477), (109, 2566942), (181, 1545838), (218, 1283471), (362, 772919), (763, 366706), (1013, 276206), (1267, 220834), (1526, 183353), (2026, 138103), (2534, 110417), (7091, 39458), (14182, 19729)]