1281320006

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{593}}^1$

素因数の和:944

約数の個数: 32

約数和(自身を含む): 1988712000

約数和(自身を除く): 707391994

約数列:

[1, 2, 61, 89, 122, 178, 199, 398, 593, 1186, 5429, 10858, 12139, 17711, 24278, 35422, 36173, 52777, 72346, 105554, 118007, 236014, 1080371, 2160742, 3219397, 6438794, 7198427, 10502623, 14396854, 21005246, 640660003, 1281320006]

約数ペア:

[(1, 1281320006), (2, 640660003), (61, 21005246), (89, 14396854), (122, 10502623), (178, 7198427), (199, 6438794), (398, 3219397), (593, 2160742), (1186, 1080371), (5429, 236014), (10858, 118007), (12139, 105554), (17711, 72346), (24278, 52777), (35422, 36173)]