161773287

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1579}}^1$

素因数の和:1703

約数の個数: 32

約数和(自身を含む): 242081280

約数和(自身を除く): 80307993

約数列:

[1, 3, 13, 37, 39, 71, 111, 213, 481, 923, 1443, 1579, 2627, 2769, 4737, 7881, 20527, 34151, 58423, 61581, 102453, 112109, 175269, 336327, 759499, 1457417, 2278497, 4148033, 4372251, 12444099, 53924429, 161773287]

約数ペア:

[(1, 161773287), (3, 53924429), (13, 12444099), (37, 4372251), (39, 4148033), (71, 2278497), (111, 1457417), (213, 759499), (481, 336327), (923, 175269), (1443, 112109), (1579, 102453), (2627, 61581), (2769, 58423), (4737, 34151), (7881, 20527)]