26758593

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{17387}}^1$

素因数の和:17418

約数の個数: 20

約数和(自身を含む): 42078960

約数和(自身を除く): 15320367

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 17387, 52161, 156483, 330353, 469449, 991059, 1408347, 2973177, 8919531, 26758593]

約数ペア:

[(1, 26758593), (3, 8919531), (9, 2973177), (19, 1408347), (27, 991059), (57, 469449), (81, 330353), (171, 156483), (513, 52161), (1539, 17387)]