80409357

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{263}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 139696128

約数和(自身を除く): 59286771

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 211, 263, 483, 633, 789, 1449, 1477, 1841, 1899, 2367, 4431, 4853, 5523, 6049, 13293, 14559, 16569, 18147, 33971, 42343, 43677, 54441, 55493, 101913, 127029, 166479, 305739, 381087, 388451, 499437, 1165353, 1276339, 3496059, 3829017, 8934373, 11487051, 26803119, 80409357]

約数ペア:

[(1, 80409357), (3, 26803119), (7, 11487051), (9, 8934373), (21, 3829017), (23, 3496059), (63, 1276339), (69, 1165353), (161, 499437), (207, 388451), (211, 381087), (263, 305739), (483, 166479), (633, 127029), (789, 101913), (1449, 55493), (1477, 54441), (1841, 43677), (1899, 42343), (2367, 33971), (4431, 18147), (4853, 16569), (5523, 14559), (6049, 13293)]