128726025

素因数分解:

$3^1\times 5^2\times {\mathrm{227}}^1\times {\mathrm{7561}}^1$

素因数の和:7801

約数の個数: 24

約数和(自身を含む): 213792864

約数和(自身を除く): 85066839

約数列:

[1, 3, 5, 15, 25, 75, 227, 681, 1135, 3405, 5675, 7561, 17025, 22683, 37805, 113415, 189025, 567075, 1716347, 5149041, 8581735, 25745205, 42908675, 128726025]

約数ペア:

[(1, 128726025), (3, 42908675), (5, 25745205), (15, 8581735), (25, 5149041), (75, 1716347), (227, 567075), (681, 189025), (1135, 113415), (3405, 37805), (5675, 22683), (7561, 17025)]