28336385

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{6691}}^1$

素因数の和:6725

約数の個数: 24

約数和(自身を含む): 42721728

約数和(自身を除く): 14385343

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 385, 605, 847, 4235, 6691, 33455, 46837, 73601, 234185, 368005, 515207, 809611, 2576035, 4048055, 5667277, 28336385]

約数ペア:

[(1, 28336385), (5, 5667277), (7, 4048055), (11, 2576035), (35, 809611), (55, 515207), (77, 368005), (121, 234185), (385, 73601), (605, 46837), (847, 33455), (4235, 6691)]