2638970481

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{811}}^1\times {\mathrm{6737}}^1$

素因数の和:7581

約数の個数: 32

約数和(自身を含む): 4201924608

約数和(自身を除く): 1562954127

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 811, 2433, 5677, 6737, 17031, 18653, 20211, 47159, 55959, 130571, 141477, 154951, 391713, 464853, 1084657, 3253971, 5463707, 16391121, 38245949, 114737847, 125665261, 376995783, 879656827, 2638970481]

約数ペア:

[(1, 2638970481), (3, 879656827), (7, 376995783), (21, 125665261), (23, 114737847), (69, 38245949), (161, 16391121), (483, 5463707), (811, 3253971), (2433, 1084657), (5677, 464853), (6737, 391713), (17031, 154951), (18653, 141477), (20211, 130571), (47159, 55959)]