215533437

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{1523}}^1$

素因数の和:1849

約数の個数: 32

約数和(自身を含む): 344107008

約数和(自身を除く): 128573571

約数列:

[1, 3, 7, 21, 23, 69, 161, 293, 483, 879, 1523, 2051, 4569, 6153, 6739, 10661, 20217, 31983, 35029, 47173, 105087, 141519, 245203, 446239, 735609, 1338717, 3123673, 9371019, 10263497, 30790491, 71844479, 215533437]

約数ペア:

[(1, 215533437), (3, 71844479), (7, 30790491), (21, 10263497), (23, 9371019), (69, 3123673), (161, 1338717), (293, 735609), (483, 446239), (879, 245203), (1523, 141519), (2051, 105087), (4569, 47173), (6153, 35029), (6739, 31983), (10661, 20217)]