1645328511

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{2593}}^1$

素因数の和:3004

約数の個数: 32

約数和(自身を含む): 2480279040

約数和(自身を除く): 834950529

約数列:

[1, 3, 9, 27, 71, 213, 331, 639, 993, 1917, 2593, 2979, 7779, 8937, 23337, 23501, 70011, 70503, 184103, 211509, 552309, 634527, 858283, 1656927, 2574849, 4970781, 7724547, 23173641, 60938093, 182814279, 548442837, 1645328511]

約数ペア:

[(1, 1645328511), (3, 548442837), (9, 182814279), (27, 60938093), (71, 23173641), (213, 7724547), (331, 4970781), (639, 2574849), (993, 1656927), (1917, 858283), (2593, 634527), (2979, 552309), (7779, 211509), (8937, 184103), (23337, 70503), (23501, 70011)]