1220949951

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1511}}^1\times {\mathrm{20719}}^1$

素因数の和:22246

約数の個数: 16

約数和(自身を含む): 1754403840

約数和(自身を除く): 533453889

約数列:

[1, 3, 13, 39, 1511, 4533, 19643, 20719, 58929, 62157, 269347, 808041, 31306409, 93919227, 406983317, 1220949951]

約数ペア:

[(1, 1220949951), (3, 406983317), (13, 93919227), (39, 31306409), (1511, 808041), (4533, 269347), (19643, 62157), (20719, 58929)]