13238559

素因数分解:

$3^4\times {\mathrm{353}}^1\times {\mathrm{463}}^1$

素因数の和:828

約数の個数: 20

約数和(自身を含む): 19874976

約数和(自身を除く): 6636417

約数列:

[1, 3, 9, 27, 81, 353, 463, 1059, 1389, 3177, 4167, 9531, 12501, 28593, 37503, 163439, 490317, 1470951, 4412853, 13238559]

約数ペア:

[(1, 13238559), (3, 4412853), (9, 1470951), (27, 490317), (81, 163439), (353, 37503), (463, 28593), (1059, 12501), (1389, 9531), (3177, 4167)]