788973423

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{37309}}^1$

素因数の和:37391

約数の個数: 32

約数和(自身を含む): 1289433600

約数和(自身を除く): 500460177

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 1007, 1113, 3021, 7049, 21147, 37309, 111927, 261163, 708871, 783489, 1977377, 2126613, 4962097, 5932131, 13841639, 14886291, 37570163, 41524917, 112710489, 262991141, 788973423]

約数ペア:

[(1, 788973423), (3, 262991141), (7, 112710489), (19, 41524917), (21, 37570163), (53, 14886291), (57, 13841639), (133, 5932131), (159, 4962097), (371, 2126613), (399, 1977377), (1007, 783489), (1113, 708871), (3021, 261163), (7049, 111927), (21147, 37309)]