208030923

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{593}}^1$

素因数の和:737

約数の個数: 40

約数和(自身を含む): 320845536

約数和(自身を除く): 112814613

約数列:

[1, 3, 9, 27, 61, 71, 81, 183, 213, 549, 593, 639, 1647, 1779, 1917, 4331, 4941, 5337, 5751, 12993, 16011, 36173, 38979, 42103, 48033, 108519, 116937, 126309, 325557, 350811, 378927, 976671, 1136781, 2568283, 2930013, 3410343, 7704849, 23114547, 69343641, 208030923]

約数ペア:

[(1, 208030923), (3, 69343641), (9, 23114547), (27, 7704849), (61, 3410343), (71, 2930013), (81, 2568283), (183, 1136781), (213, 976671), (549, 378927), (593, 350811), (639, 325557), (1647, 126309), (1779, 116937), (1917, 108519), (4331, 48033), (4941, 42103), (5337, 38979), (5751, 36173), (12993, 16011)]