1819017

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{1321}}^1$

素因数の和:1350

約数の個数: 20

約数和(自身を含む): 2879316

約数和(自身を除く): 1060299

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1321, 1377, 3963, 11889, 22457, 35667, 67371, 107001, 202113, 606339, 1819017]

約数ペア:

[(1, 1819017), (3, 606339), (9, 202113), (17, 107001), (27, 67371), (51, 35667), (81, 22457), (153, 11889), (459, 3963), (1321, 1377)]