65977209

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{881}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 97827912

約数和(自身を除く): 31850703

約数列:

[1, 3, 9, 53, 157, 159, 471, 477, 881, 1413, 2643, 7929, 8321, 24963, 46693, 74889, 138317, 140079, 414951, 420237, 1244853, 7330801, 21992403, 65977209]

約数ペア:

[(1, 65977209), (3, 21992403), (9, 7330801), (53, 1244853), (157, 420237), (159, 414951), (471, 140079), (477, 138317), (881, 74889), (1413, 46693), (2643, 24963), (7929, 8321)]