8280987

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 13171200

約数和(自身を除く): 4890213

約数列:

[1, 3, 11, 13, 33, 39, 97, 143, 199, 291, 429, 597, 1067, 1261, 2189, 2587, 3201, 3783, 6567, 7761, 13871, 19303, 28457, 41613, 57909, 85371, 212333, 250939, 636999, 752817, 2760329, 8280987]

約数ペア:

[(1, 8280987), (3, 2760329), (11, 752817), (13, 636999), (33, 250939), (39, 212333), (97, 85371), (143, 57909), (199, 41613), (291, 28457), (429, 19303), (597, 13871), (1067, 7761), (1261, 6567), (2189, 3783), (2587, 3201)]