2017207017

素因数分解:

$3^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{128591}}^1$

素因数の和:128690

約数の個数: 32

約数和(自身を含む): 3456552960

約数和(自身を除く): 1439345943

約数列:

[1, 3, 7, 9, 21, 27, 63, 83, 189, 249, 581, 747, 1743, 2241, 5229, 15687, 128591, 385773, 900137, 1157319, 2700411, 3471957, 8101233, 10673053, 24303699, 32019159, 74711371, 96057477, 224134113, 288172431, 672402339, 2017207017]

約数ペア:

[(1, 2017207017), (3, 672402339), (7, 288172431), (9, 224134113), (21, 96057477), (27, 74711371), (63, 32019159), (83, 24303699), (189, 10673053), (249, 8101233), (581, 3471957), (747, 2700411), (1743, 1157319), (2241, 900137), (5229, 385773), (15687, 128591)]