219069319

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{6907}}^1$

素因数の和:7134

約数の個数: 16

約数和(自身を含む): 262614528

約数和(自身を除く): 43545209

約数列:

[1, 7, 23, 161, 197, 1379, 4531, 6907, 31717, 48349, 158861, 1112027, 1360679, 9524753, 31295617, 219069319]

約数ペア:

[(1, 219069319), (7, 31295617), (23, 9524753), (161, 1360679), (197, 1112027), (1379, 158861), (4531, 48349), (6907, 31717)]