2668660827

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{853}}^1\times {\mathrm{7841}}^1$

素因数の和:8723

約数の個数: 32

約数和(自身を含む): 4286123520

約数和(自身を除く): 1617462693

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 853, 2559, 5971, 7841, 16207, 17913, 23523, 48621, 54887, 113449, 148979, 164661, 340347, 446937, 1042853, 3128559, 6688373, 20065119, 46818611, 127079087, 140455833, 381237261, 889553609, 2668660827]

約数ペア:

[(1, 2668660827), (3, 889553609), (7, 381237261), (19, 140455833), (21, 127079087), (57, 46818611), (133, 20065119), (399, 6688373), (853, 3128559), (2559, 1042853), (5971, 446937), (7841, 340347), (16207, 164661), (17913, 148979), (23523, 113449), (48621, 54887)]