28335957

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 43706880

約数和(自身を除く): 15370923

約数列:

[1, 3, 13, 17, 39, 51, 79, 221, 237, 541, 663, 1027, 1343, 1623, 3081, 4029, 7033, 9197, 17459, 21099, 27591, 42739, 52377, 119561, 128217, 358683, 555607, 726563, 1666821, 2179689, 9445319, 28335957]

約数ペア:

[(1, 28335957), (3, 9445319), (13, 2179689), (17, 1666821), (39, 726563), (51, 555607), (79, 358683), (221, 128217), (237, 119561), (541, 52377), (663, 42739), (1027, 27591), (1343, 21099), (1623, 17459), (3081, 9197), (4029, 7033)]