27180405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{86287}}^1$

素因数の和:86305

約数の個数: 24

約数和(自身を含む): 53843712

約数和(自身を除く): 26663307

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 86287, 258861, 431435, 604009, 776583, 1294305, 1812027, 3020045, 3882915, 5436081, 9060135, 27180405]

約数ペア:

[(1, 27180405), (3, 9060135), (5, 5436081), (7, 3882915), (9, 3020045), (15, 1812027), (21, 1294305), (35, 776583), (45, 604009), (63, 431435), (105, 258861), (315, 86287)]