30819305

素因数分解:

$5^1\times {\mathrm{11}}^4\times {\mathrm{421}}^1$

素因数の和:470

約数の個数: 20

約数和(自身を含む): 40777860

約数和(自身を除く): 9958555

約数列:

[1, 5, 11, 55, 121, 421, 605, 1331, 2105, 4631, 6655, 14641, 23155, 50941, 73205, 254705, 560351, 2801755, 6163861, 30819305]

約数ペア:

[(1, 30819305), (5, 6163861), (11, 2801755), (55, 560351), (121, 254705), (421, 73205), (605, 50941), (1331, 23155), (2105, 14641), (4631, 6655)]