206899490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{128509}}^1$

素因数の和:128546

約数の個数: 32

約数和(自身を含む): 444130560

約数和(自身を除く): 237231070

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 128509, 257018, 642545, 899563, 1285090, 1799126, 2955707, 4497815, 5911414, 8995630, 14778535, 20689949, 29557070, 41379898, 103449745, 206899490]

約数ペア:

[(1, 206899490), (2, 103449745), (5, 41379898), (7, 29557070), (10, 20689949), (14, 14778535), (23, 8995630), (35, 5911414), (46, 4497815), (70, 2955707), (115, 1799126), (161, 1285090), (230, 899563), (322, 642545), (805, 257018), (1610, 128509)]