279902433

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 435839616

約数和(自身を除く): 155937183

約数列:

[1, 3, 17, 19, 23, 51, 57, 69, 323, 361, 391, 437, 661, 969, 1083, 1173, 1311, 1983, 6137, 7429, 8303, 11237, 12559, 15203, 18411, 22287, 24909, 33711, 37677, 45609, 141151, 213503, 238621, 258451, 288857, 423453, 640509, 715863, 775353, 866571, 4056557, 4910569, 5488283, 12169671, 14731707, 16464849, 93300811, 279902433]

約数ペア:

[(1, 279902433), (3, 93300811), (17, 16464849), (19, 14731707), (23, 12169671), (51, 5488283), (57, 4910569), (69, 4056557), (323, 866571), (361, 775353), (391, 715863), (437, 640509), (661, 423453), (969, 288857), (1083, 258451), (1173, 238621), (1311, 213503), (1983, 141151), (6137, 45609), (7429, 37677), (8303, 33711), (11237, 24909), (12559, 22287), (15203, 18411)]