1815777

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{773}}^1$

素因数の和:814

約数の個数: 20

約数和(自身を含む): 2809620

約数和(自身を除く): 993843

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 773, 783, 2319, 2349, 6957, 20871, 22417, 62613, 67251, 201753, 605259, 1815777]

約数ペア:

[(1, 1815777), (3, 605259), (9, 201753), (27, 67251), (29, 62613), (81, 22417), (87, 20871), (261, 6957), (773, 2349), (783, 2319)]