81741636

素因数分解:

$2^2\times 3^4\times {\mathrm{252289}}^1$

素因数の和:252305

約数の個数: 30

約数和(自身を含む): 213689630

約数和(自身を除く): 131947994

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 252289, 504578, 756867, 1009156, 1513734, 2270601, 3027468, 4541202, 6811803, 9082404, 13623606, 20435409, 27247212, 40870818, 81741636]

約数ペア:

[(1, 81741636), (2, 40870818), (3, 27247212), (4, 20435409), (6, 13623606), (9, 9082404), (12, 6811803), (18, 4541202), (27, 3027468), (36, 2270601), (54, 1513734), (81, 1009156), (108, 756867), (162, 504578), (324, 252289)]