17990335

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 25380864

約数和(自身を除く): 7390529

約数列:

[1, 5, 11, 17, 55, 71, 85, 187, 271, 355, 781, 935, 1207, 1355, 2981, 3905, 4607, 6035, 13277, 14905, 19241, 23035, 50677, 66385, 96205, 211651, 253385, 327097, 1058255, 1635485, 3598067, 17990335]

約数ペア:

[(1, 17990335), (5, 3598067), (11, 1635485), (17, 1058255), (55, 327097), (71, 253385), (85, 211651), (187, 96205), (271, 66385), (355, 50677), (781, 23035), (935, 19241), (1207, 14905), (1355, 13277), (2981, 6035), (3905, 4607)]