222253389

素因数分解:

$3^5\times {\mathrm{353}}^1\times {\mathrm{2591}}^1$

素因数の和:2959

約数の個数: 24

約数和(自身を含む): 333994752

約数和(自身を除く): 111741363

約数列:

[1, 3, 9, 27, 81, 243, 353, 1059, 2591, 3177, 7773, 9531, 23319, 28593, 69957, 85779, 209871, 629613, 914623, 2743869, 8231607, 24694821, 74084463, 222253389]

約数ペア:

[(1, 222253389), (3, 74084463), (9, 24694821), (27, 8231607), (81, 2743869), (243, 914623), (353, 629613), (1059, 209871), (2591, 85779), (3177, 69957), (7773, 28593), (9531, 23319)]