678070081

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4493}}^1$

素因数の和:4585

約数の個数: 24

約数和(自身を含む): 789505920

約数和(自身を除く): 111435839

約数列:

[1, 13, 19, 47, 169, 247, 611, 893, 3211, 4493, 7943, 11609, 58409, 85367, 150917, 211171, 759317, 1109771, 2745223, 4012249, 14427023, 35687899, 52159237, 678070081]

約数ペア:

[(1, 678070081), (13, 52159237), (19, 35687899), (47, 14427023), (169, 4012249), (247, 2745223), (611, 1109771), (893, 759317), (3211, 211171), (4493, 150917), (7943, 85367), (11609, 58409)]