520486538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{139991}}^1$

素因数の和:140030

約数の個数: 24

約数和(自身を含む): 922267296

約数和(自身を除く): 401780758

約数列:

[1, 2, 11, 13, 22, 26, 143, 169, 286, 338, 1859, 3718, 139991, 279982, 1539901, 1819883, 3079802, 3639766, 20018713, 23658479, 40037426, 47316958, 260243269, 520486538]

約数ペア:

[(1, 520486538), (2, 260243269), (11, 47316958), (13, 40037426), (22, 23658479), (26, 20018713), (143, 3639766), (169, 3079802), (286, 1819883), (338, 1539901), (1859, 279982), (3718, 139991)]