205504521

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{4673}}^1$

素因数の和:4920

約数の個数: 16

約数和(自身を含む): 278645184

約数和(自身を除く): 73140663

約数列:

[1, 3, 107, 137, 321, 411, 4673, 14019, 14659, 43977, 500011, 640201, 1500033, 1920603, 68501507, 205504521]

約数ペア:

[(1, 205504521), (3, 68501507), (107, 1920603), (137, 1500033), (321, 640201), (411, 500011), (4673, 43977), (14019, 14659)]