172200000028

素因数分解:

$2^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{709}}^1\times {\mathrm{30869}}^1$

素因数の和:31870

約数の個数: 48

約数和(自身を含む): 346124318400

約数和(自身を除く): 173924318372

約数列:

[1, 2, 4, 7, 14, 28, 281, 562, 709, 1124, 1418, 1967, 2836, 3934, 4963, 7868, 9926, 19852, 30869, 61738, 123476, 199229, 216083, 398458, 432166, 796916, 864332, 1394603, 2789206, 5578412, 8674189, 17348378, 21886121, 34696756, 43772242, 60719323, 87544484, 121438646, 153202847, 242877292, 306405694, 612811388, 6150000001, 12300000002, 24600000004, 43050000007, 86100000014, 172200000028]

約数ペア:

[(1, 172200000028), (2, 86100000014), (4, 43050000007), (7, 24600000004), (14, 12300000002), (28, 6150000001), (281, 612811388), (562, 306405694), (709, 242877292), (1124, 153202847), (1418, 121438646), (1967, 87544484), (2836, 60719323), (3934, 43772242), (4963, 34696756), (7868, 21886121), (9926, 17348378), (19852, 8674189), (30869, 5578412), (61738, 2789206), (123476, 1394603), (199229, 864332), (216083, 796916), (398458, 432166)]