297796317

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{7321}}^1$

素因数の和:7493

約数の個数: 32

約数和(自身を含む): 492038400

約数和(自身を除く): 194242083

約数列:

[1, 3, 7, 13, 21, 39, 91, 149, 273, 447, 1043, 1937, 3129, 5811, 7321, 13559, 21963, 40677, 51247, 95173, 153741, 285519, 666211, 1090829, 1998633, 3272487, 7635803, 14180777, 22907409, 42542331, 99265439, 297796317]

約数ペア:

[(1, 297796317), (3, 99265439), (7, 42542331), (13, 22907409), (21, 14180777), (39, 7635803), (91, 3272487), (149, 1998633), (273, 1090829), (447, 666211), (1043, 285519), (1937, 153741), (3129, 95173), (5811, 51247), (7321, 40677), (13559, 21963)]