2556555729

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{14341}}^1$

素因数の和:15017

約数の個数: 32

約数和(自身を含む): 4202091264

約数和(自身を除く): 1645535535

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 653, 1959, 4571, 8489, 13713, 14341, 25467, 43023, 59423, 100387, 178269, 186433, 301161, 559299, 1305031, 3915093, 9364673, 28094019, 65552711, 121740749, 196658133, 365222247, 852185243, 2556555729]

約数ペア:

[(1, 2556555729), (3, 852185243), (7, 365222247), (13, 196658133), (21, 121740749), (39, 65552711), (91, 28094019), (273, 9364673), (653, 3915093), (1959, 1305031), (4571, 559299), (8489, 301161), (13713, 186433), (14341, 178269), (25467, 100387), (43023, 59423)]