53999275

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{17851}}^1$

素因数の和:17883

約数の個数: 18

約数和(自身を含む): 73603796

約数和(自身を除く): 19604521

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 17851, 89255, 196361, 446275, 981805, 2159971, 4909025, 10799855, 53999275]

約数ペア:

[(1, 53999275), (5, 10799855), (11, 4909025), (25, 2159971), (55, 981805), (121, 446275), (275, 196361), (605, 89255), (3025, 17851)]