243375579

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{1193}}^2$

素因数の和:2411

約数の個数: 18

約数和(自身を含む): 370355180

約数和(自身を除く): 126979601

約数列:

[1, 3, 9, 19, 57, 171, 1193, 3579, 10737, 22667, 68001, 204003, 1423249, 4269747, 12809241, 27041731, 81125193, 243375579]

約数ペア:

[(1, 243375579), (3, 81125193), (9, 27041731), (19, 12809241), (57, 4269747), (171, 1423249), (1193, 204003), (3579, 68001), (10737, 22667)]