199923129

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1499}}^1$

素因数の和:1614

約数の個数: 48

約数和(自身を含む): 346320000

約数和(自身を除く): 146396871

約数列:

[1, 3, 7, 9, 21, 29, 63, 73, 87, 203, 219, 261, 511, 609, 657, 1499, 1533, 1827, 2117, 4497, 4599, 6351, 10493, 13491, 14819, 19053, 31479, 43471, 44457, 94437, 109427, 130413, 133371, 304297, 328281, 391239, 765989, 912891, 984843, 2297967, 2738673, 3173383, 6893901, 9520149, 22213681, 28560447, 66641043, 199923129]

約数ペア:

[(1, 199923129), (3, 66641043), (7, 28560447), (9, 22213681), (21, 9520149), (29, 6893901), (63, 3173383), (73, 2738673), (87, 2297967), (203, 984843), (219, 912891), (261, 765989), (511, 391239), (609, 328281), (657, 304297), (1499, 133371), (1533, 130413), (1827, 109427), (2117, 94437), (4497, 44457), (4599, 43471), (6351, 31479), (10493, 19053), (13491, 14819)]