28658105905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{911}}^1\times {\mathrm{43997}}^1$

素因数の和:44937

約数の個数: 32

約数和(自身を含む): 40447185408

約数和(自身を除く): 11789079503

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 911, 4555, 10021, 11843, 43997, 50105, 59215, 130273, 219985, 483967, 571961, 651365, 2419835, 2859805, 6291571, 31457855, 40081267, 200406335, 440893937, 521056471, 2204469685, 2605282355, 5731621181, 28658105905]

約数ペア:

[(1, 28658105905), (5, 5731621181), (11, 2605282355), (13, 2204469685), (55, 521056471), (65, 440893937), (143, 200406335), (715, 40081267), (911, 31457855), (4555, 6291571), (10021, 2859805), (11843, 2419835), (43997, 651365), (50105, 571961), (59215, 483967), (130273, 219985)]